diff --git a/integration/graphql/package-lock.json b/integration/graphql/package-lock.json
index 5056d8103..3c8a14e8b 100644
--- a/integration/graphql/package-lock.json
+++ b/integration/graphql/package-lock.json
@@ -2358,9 +2358,9 @@
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     "typescript": {
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-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
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     "unc-path-regex": {
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diff --git a/integration/graphql/package.json b/integration/graphql/package.json
index 81f6f50ee..cbb8a3492 100644
--- a/integration/graphql/package.json
+++ b/integration/graphql/package.json
@@ -18,7 +18,7 @@
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
     "subscriptions-transport-ws": "0.9.16",
-    "typescript": "3.6.3",
+    "typescript": "3.6.4",
     "ws": "7.1.2"
   },
   "devDependencies": {
diff --git a/integration/hello-world/package-lock.json b/integration/hello-world/package-lock.json
index 652053e22..7dad4a155 100644
--- a/integration/hello-world/package-lock.json
+++ b/integration/hello-world/package-lock.json
@@ -848,9 +848,9 @@
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     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
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     "uri-js": {
       "version": "4.2.2",
diff --git a/integration/hello-world/package.json b/integration/hello-world/package.json
index a477cfbf1..217fe49b3 100644
--- a/integration/hello-world/package.json
+++ b/integration/hello-world/package.json
@@ -17,7 +17,7 @@
     "fastify": "2.9.0",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/integration/hooks/package-lock.json b/integration/hooks/package-lock.json
index 02838dea9..b18dda9a1 100644
--- a/integration/hooks/package-lock.json
+++ b/integration/hooks/package-lock.json
@@ -561,9 +561,9 @@
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     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "util-deprecate": {
       "version": "1.0.2",
diff --git a/integration/hooks/package.json b/integration/hooks/package.json
index 6a2921924..1de939a48 100644
--- a/integration/hooks/package.json
+++ b/integration/hooks/package.json
@@ -13,7 +13,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/integration/injector/package-lock.json b/integration/injector/package-lock.json
index 26b52be66..6c1754bc7 100644
--- a/integration/injector/package-lock.json
+++ b/integration/injector/package-lock.json
@@ -596,9 +596,9 @@
       "integrity": "sha512-+5nt5AAniqsCnu2cEQQdpzCAh33kVx8n0VoFidKpB1dVVLAN/F+bgVOqOJqOnEnrhp222clB5p3vUlD+1QAnfg=="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "util-deprecate": {
       "version": "1.0.2",
diff --git a/integration/injector/package.json b/integration/injector/package.json
index 85cfc47c8..d242d2402 100644
--- a/integration/injector/package.json
+++ b/integration/injector/package.json
@@ -16,7 +16,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/integration/microservices/package-lock.json b/integration/microservices/package-lock.json
index 83ebbf5b5..fed1da3d2 100644
--- a/integration/microservices/package-lock.json
+++ b/integration/microservices/package-lock.json
@@ -1149,9 +1149,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "unpipe": {
       "version": "1.0.0",
diff --git a/integration/microservices/package.json b/integration/microservices/package.json
index 84d2c2236..83cfdacb5 100644
--- a/integration/microservices/package.json
+++ b/integration/microservices/package.json
@@ -18,7 +18,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/integration/mongoose/package-lock.json b/integration/mongoose/package-lock.json
index 6aa196d04..f93b23fb6 100644
--- a/integration/mongoose/package-lock.json
+++ b/integration/mongoose/package-lock.json
@@ -708,9 +708,9 @@
       "integrity": "sha512-+5nt5AAniqsCnu2cEQQdpzCAh33kVx8n0VoFidKpB1dVVLAN/F+bgVOqOJqOnEnrhp222clB5p3vUlD+1QAnfg=="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uuid": {
       "version": "3.3.3",
diff --git a/integration/mongoose/package.json b/integration/mongoose/package.json
index 4fdb77c7d..e105a8836 100644
--- a/integration/mongoose/package.json
+++ b/integration/mongoose/package.json
@@ -15,7 +15,7 @@
     "mongoose": "5.7.3",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/mongoose": "5.5.19",
diff --git a/integration/scopes/package-lock.json b/integration/scopes/package-lock.json
index 652053e22..7dad4a155 100644
--- a/integration/scopes/package-lock.json
+++ b/integration/scopes/package-lock.json
@@ -848,9 +848,9 @@
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     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uri-js": {
       "version": "4.2.2",
diff --git a/integration/scopes/package.json b/integration/scopes/package.json
index a477cfbf1..217fe49b3 100644
--- a/integration/scopes/package.json
+++ b/integration/scopes/package.json
@@ -17,7 +17,7 @@
     "fastify": "2.9.0",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/integration/typegraphql/package-lock.json b/integration/typegraphql/package-lock.json
index f5fcc4400..cdd67e418 100644
--- a/integration/typegraphql/package-lock.json
+++ b/integration/typegraphql/package-lock.json
@@ -2367,9 +2367,9 @@
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     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "unc-path-regex": {
       "version": "0.1.2",
diff --git a/integration/typegraphql/package.json b/integration/typegraphql/package.json
index b50dea1e8..baf1b1244 100644
--- a/integration/typegraphql/package.json
+++ b/integration/typegraphql/package.json
@@ -21,7 +21,7 @@
     "rxjs": "6.5.3",
     "subscriptions-transport-ws": "0.9.16",
     "type-graphql": "0.17.5",
-    "typescript": "3.6.3",
+    "typescript": "3.6.4",
     "ws": "7.1.2"
   },
   "devDependencies": {
diff --git a/integration/typeorm/package-lock.json b/integration/typeorm/package-lock.json
index 898ca5c23..b4e3bf282 100644
--- a/integration/typeorm/package-lock.json
+++ b/integration/typeorm/package-lock.json
@@ -1035,9 +1035,9 @@
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     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "util-deprecate": {
       "version": "1.0.2",
diff --git a/integration/typeorm/package.json b/integration/typeorm/package.json
index 7f810acba..ab5b5dedd 100644
--- a/integration/typeorm/package.json
+++ b/integration/typeorm/package.json
@@ -16,7 +16,7 @@
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
     "typeorm": "0.2.19",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/integration/websockets/package-lock.json b/integration/websockets/package-lock.json
index 26b52be66..6c1754bc7 100644
--- a/integration/websockets/package-lock.json
+++ b/integration/websockets/package-lock.json
@@ -596,9 +596,9 @@
       "integrity": "sha512-+5nt5AAniqsCnu2cEQQdpzCAh33kVx8n0VoFidKpB1dVVLAN/F+bgVOqOJqOnEnrhp222clB5p3vUlD+1QAnfg=="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "util-deprecate": {
       "version": "1.0.2",
diff --git a/integration/websockets/package.json b/integration/websockets/package.json
index 85cfc47c8..d242d2402 100644
--- a/integration/websockets/package.json
+++ b/integration/websockets/package.json
@@ -16,7 +16,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/package-lock.json b/package-lock.json
index 2ca040b32..55846eee2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15372,9 +15372,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uglify-js": {
       "version": "3.4.10",
diff --git a/package.json b/package.json
index 833d83af1..3b8977dc9 100644
--- a/package.json
+++ b/package.json
@@ -136,7 +136,7 @@
     "supertest": "4.0.2",
     "ts-node": "8.4.1",
     "tslint": "5.20.0",
-    "typescript": "3.6.3",
+    "typescript": "3.6.4",
     "wrk": "1.2.0"
   },
   "collective": {
diff --git a/sample/01-cats-app/package-lock.json b/sample/01-cats-app/package-lock.json
index d55f12b6d..1bbedc979 100644
--- a/sample/01-cats-app/package-lock.json
+++ b/sample/01-cats-app/package-lock.json
@@ -5542,9 +5542,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uglify-js": {
       "version": "3.6.0",
diff --git a/sample/01-cats-app/package.json b/sample/01-cats-app/package.json
index 2db8e2561..4c43dcfe8 100644
--- a/sample/01-cats-app/package.json
+++ b/sample/01-cats-app/package.json
@@ -24,7 +24,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/jest": "24.0.18",
diff --git a/sample/02-gateways/package-lock.json b/sample/02-gateways/package-lock.json
index 410770101..ea264dce3 100644
--- a/sample/02-gateways/package-lock.json
+++ b/sample/02-gateways/package-lock.json
@@ -1551,9 +1551,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uid2": {
       "version": "0.0.3",
diff --git a/sample/02-gateways/package.json b/sample/02-gateways/package.json
index e6beacc89..b249dd55e 100644
--- a/sample/02-gateways/package.json
+++ b/sample/02-gateways/package.json
@@ -21,7 +21,7 @@
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
     "socket.io-redis": "5.2.0",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/sample/03-microservices/package.json b/sample/03-microservices/package.json
index ae45a1040..b5aebd89a 100644
--- a/sample/03-microservices/package.json
+++ b/sample/03-microservices/package.json
@@ -19,7 +19,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/amqplib": "0.5.13",
diff --git a/sample/04-grpc/package-lock.json b/sample/04-grpc/package-lock.json
index 909a8912f..81e90c613 100644
--- a/sample/04-grpc/package-lock.json
+++ b/sample/04-grpc/package-lock.json
@@ -1257,9 +1257,9 @@
       "integrity": "sha512-+5nt5AAniqsCnu2cEQQdpzCAh33kVx8n0VoFidKpB1dVVLAN/F+bgVOqOJqOnEnrhp222clB5p3vUlD+1QAnfg=="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uuid": {
       "version": "3.3.3",
diff --git a/sample/04-grpc/package.json b/sample/04-grpc/package.json
index df77a6ba4..b99650ac8 100644
--- a/sample/04-grpc/package.json
+++ b/sample/04-grpc/package.json
@@ -20,7 +20,7 @@
     "grpc": "1.24.0",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/05-sql-typeorm/package-lock.json b/sample/05-sql-typeorm/package-lock.json
index acee20384..af320a53b 100644
--- a/sample/05-sql-typeorm/package-lock.json
+++ b/sample/05-sql-typeorm/package-lock.json
@@ -1545,9 +1545,9 @@
       }
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "unpipe": {
       "version": "1.0.0",
diff --git a/sample/05-sql-typeorm/package.json b/sample/05-sql-typeorm/package.json
index 28855ed1b..22478871f 100644
--- a/sample/05-sql-typeorm/package.json
+++ b/sample/05-sql-typeorm/package.json
@@ -18,7 +18,7 @@
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
     "typeorm": "0.2.19",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "7.10.7",
diff --git a/sample/06-mongoose/package.json b/sample/06-mongoose/package.json
index 0ffd35bb2..c7b75f191 100644
--- a/sample/06-mongoose/package.json
+++ b/sample/06-mongoose/package.json
@@ -17,7 +17,7 @@
     "mongoose": "5.7.3",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/mongoose": "5.5.19",
diff --git a/sample/07-sequelize/package.json b/sample/07-sequelize/package.json
index 1a336cfa6..b87c8f290 100644
--- a/sample/07-sequelize/package.json
+++ b/sample/07-sequelize/package.json
@@ -18,7 +18,7 @@
     "rxjs": "6.5.3",
     "sequelize": "5.19.4",
     "sequelize-typescript": "1.0.0",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/08-webpack/package-lock.json b/sample/08-webpack/package-lock.json
index 63805bf89..8ae8cc564 100644
--- a/sample/08-webpack/package-lock.json
+++ b/sample/08-webpack/package-lock.json
@@ -4974,9 +4974,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "union-value": {
       "version": "1.0.0",
diff --git a/sample/08-webpack/package.json b/sample/08-webpack/package.json
index fc0d8a47b..8bcdb6e66 100644
--- a/sample/08-webpack/package.json
+++ b/sample/08-webpack/package.json
@@ -14,7 +14,7 @@
     "@nestjs/platform-express": "6.8.2",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "12.7.12",
diff --git a/sample/10-fastify/package.json b/sample/10-fastify/package.json
index 6ba2f868c..f76d4013e 100644
--- a/sample/10-fastify/package.json
+++ b/sample/10-fastify/package.json
@@ -17,7 +17,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/11-swagger/package-lock.json b/sample/11-swagger/package-lock.json
index cf50e5397..b265c56d3 100644
--- a/sample/11-swagger/package-lock.json
+++ b/sample/11-swagger/package-lock.json
@@ -1337,9 +1337,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "unpipe": {
       "version": "1.0.0",
diff --git a/sample/11-swagger/package.json b/sample/11-swagger/package.json
index b8a863372..75db24e90 100644
--- a/sample/11-swagger/package.json
+++ b/sample/11-swagger/package.json
@@ -19,7 +19,7 @@
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
     "swagger-ui-express": "4.1.2",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/12-graphql-apollo/package.json b/sample/12-graphql-apollo/package.json
index 6553787f0..8eca55b35 100644
--- a/sample/12-graphql-apollo/package.json
+++ b/sample/12-graphql-apollo/package.json
@@ -21,7 +21,7 @@
     "graphql-subscriptions": "1.1.0",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/13-mongo-typeorm/package.json b/sample/13-mongo-typeorm/package.json
index dd1e5d41c..d8c846c4a 100644
--- a/sample/13-mongo-typeorm/package.json
+++ b/sample/13-mongo-typeorm/package.json
@@ -18,7 +18,7 @@
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
     "typeorm": "0.2.19",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/14-mongoose-base/package-lock.json b/sample/14-mongoose-base/package-lock.json
index ef2594984..a00fb69d2 100644
--- a/sample/14-mongoose-base/package-lock.json
+++ b/sample/14-mongoose-base/package-lock.json
@@ -1216,9 +1216,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "unpipe": {
       "version": "1.0.0",
diff --git a/sample/14-mongoose-base/package.json b/sample/14-mongoose-base/package.json
index cf8284d86..ab92e73f0 100644
--- a/sample/14-mongoose-base/package.json
+++ b/sample/14-mongoose-base/package.json
@@ -16,7 +16,7 @@
     "mongoose": "5.7.3",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/mongoose": "5.5.19",
diff --git a/sample/15-mvc/package-lock.json b/sample/15-mvc/package-lock.json
index f5d37ee3d..23b4608bb 100644
--- a/sample/15-mvc/package-lock.json
+++ b/sample/15-mvc/package-lock.json
@@ -3715,9 +3715,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uglify-js": {
       "version": "2.8.29",
diff --git a/sample/15-mvc/package.json b/sample/15-mvc/package.json
index 9db6bbd07..bebfb7cb3 100644
--- a/sample/15-mvc/package.json
+++ b/sample/15-mvc/package.json
@@ -17,7 +17,7 @@
     "pug": "2.0.4",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "8.10.54",
diff --git a/sample/16-gateways-ws/package.json b/sample/16-gateways-ws/package.json
index b939496a9..53ae84178 100644
--- a/sample/16-gateways-ws/package.json
+++ b/sample/16-gateways-ws/package.json
@@ -19,7 +19,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3",
+    "typescript": "3.6.4",
     "ws": "7.1.2"
   },
   "devDependencies": {
diff --git a/sample/17-mvc-fastify/package-lock.json b/sample/17-mvc-fastify/package-lock.json
index 76fbcc120..3da414ebf 100644
--- a/sample/17-mvc-fastify/package-lock.json
+++ b/sample/17-mvc-fastify/package-lock.json
@@ -3167,9 +3167,9 @@
       "integrity": "sha512-+5nt5AAniqsCnu2cEQQdpzCAh33kVx8n0VoFidKpB1dVVLAN/F+bgVOqOJqOnEnrhp222clB5p3vUlD+1QAnfg=="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "uglify-js": {
       "version": "3.6.1",
diff --git a/sample/17-mvc-fastify/package.json b/sample/17-mvc-fastify/package.json
index 94e10aecf..827e8093d 100644
--- a/sample/17-mvc-fastify/package.json
+++ b/sample/17-mvc-fastify/package.json
@@ -17,7 +17,7 @@
     "point-of-view": "3.5.2",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "8.10.54",
diff --git a/sample/18-context/package.json b/sample/18-context/package.json
index 3f8a4dfb6..b5d34dea1 100644
--- a/sample/18-context/package.json
+++ b/sample/18-context/package.json
@@ -14,7 +14,7 @@
     "@nestjs/core": "6.8.2",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/19-auth-jwt/package.json b/sample/19-auth-jwt/package.json
index fee1727e9..27e5c723c 100644
--- a/sample/19-auth-jwt/package.json
+++ b/sample/19-auth-jwt/package.json
@@ -47,7 +47,7 @@
     "ts-node": "8.4.1",
     "tsconfig-paths": "3.9.0",
     "tslint": "5.20.0",
-    "typescript": "3.6.3",
+    "typescript": "3.6.4",
     "wait-on": "3.3.0"
   },
   "jest": {
diff --git a/sample/20-cache/package.json b/sample/20-cache/package.json
index 7a2e4dc28..127e7c1d6 100644
--- a/sample/20-cache/package.json
+++ b/sample/20-cache/package.json
@@ -18,7 +18,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/jest": "24.0.18",
diff --git a/sample/21-serializer/package.json b/sample/21-serializer/package.json
index cc641d899..3c5526306 100644
--- a/sample/21-serializer/package.json
+++ b/sample/21-serializer/package.json
@@ -16,7 +16,7 @@
     "class-transformer": "0.2.3",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/jest": "24.0.18",
diff --git a/sample/22-graphql-prisma/package.json b/sample/22-graphql-prisma/package.json
index ef638e1d2..5c73e90b7 100644
--- a/sample/22-graphql-prisma/package.json
+++ b/sample/22-graphql-prisma/package.json
@@ -20,7 +20,7 @@
     "prisma-binding": "2.3.16",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "nodemon": "1.19.3",
diff --git a/sample/22-graphql-prisma/yarn.lock b/sample/22-graphql-prisma/yarn.lock
index 42b865013..48894230a 100644
--- a/sample/22-graphql-prisma/yarn.lock
+++ b/sample/22-graphql-prisma/yarn.lock
@@ -3514,9 +3514,9 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript@3.6.3:
-  version "3.6.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.6.3.tgz#fea942fabb20f7e1ca7164ff626f1a9f3f70b4da"
+typescript@3.6.4:
+  version "3.6.4"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.6.4.tgz#b18752bb3792bc1a0281335f7f6ebf1bbfc5b91d"
 
 typescript@^3.0.1:
   version "3.5.3"
diff --git a/sample/23-type-graphql/package-lock.json b/sample/23-type-graphql/package-lock.json
index 8776b0926..7c9a0abe9 100644
--- a/sample/23-type-graphql/package-lock.json
+++ b/sample/23-type-graphql/package-lock.json
@@ -2507,9 +2507,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "unc-path-regex": {
       "version": "0.1.2",
diff --git a/sample/23-type-graphql/package.json b/sample/23-type-graphql/package.json
index 5e482ab24..f6997a3d0 100644
--- a/sample/23-type-graphql/package.json
+++ b/sample/23-type-graphql/package.json
@@ -22,7 +22,7 @@
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
     "type-graphql": "0.17.5",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/24-serve-static/package-lock.json b/sample/24-serve-static/package-lock.json
index 44c859e3c..ac7d2a7d2 100644
--- a/sample/24-serve-static/package-lock.json
+++ b/sample/24-serve-static/package-lock.json
@@ -1117,9 +1117,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw=="
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
     },
     "unpipe": {
       "version": "1.0.0",
diff --git a/sample/24-serve-static/package.json b/sample/24-serve-static/package.json
index bb44e7c4f..c3e4cf067 100644
--- a/sample/24-serve-static/package.json
+++ b/sample/24-serve-static/package.json
@@ -18,7 +18,7 @@
     "class-validator": "0.10.1",
     "reflect-metadata": "0.1.13",
     "rxjs": "6.5.3",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "devDependencies": {
     "@types/node": "10.14.21",
diff --git a/sample/25-dynamic-modules/package-lock.json b/sample/25-dynamic-modules/package-lock.json
index f9b0648c4..5bb28b4c9 100644
--- a/sample/25-dynamic-modules/package-lock.json
+++ b/sample/25-dynamic-modules/package-lock.json
@@ -5812,9 +5812,9 @@
       "integrity": "sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c="
     },
     "typescript": {
-      "version": "3.6.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.3.tgz",
-      "integrity": "sha512-N7bceJL1CtRQ2RiG0AQME13ksR7DiuQh/QehubYcghzv20tnh+MQnQIuJddTmsbqYj+dztchykemz0zFzlvdQw==",
+      "version": "3.6.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
+      "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg==",
       "dev": true
     },
     "uglify-js": {
diff --git a/sample/25-dynamic-modules/package.json b/sample/25-dynamic-modules/package.json
index fd9770024..fd722ec16 100644
--- a/sample/25-dynamic-modules/package.json
+++ b/sample/25-dynamic-modules/package.json
@@ -42,7 +42,7 @@
     "tsc-watch": "4.0.0",
     "tsconfig-paths": "3.9.0",
     "tslint": "5.16.0",
-    "typescript": "3.6.3"
+    "typescript": "3.6.4"
   },
   "jest": {
     "moduleFileExtensions": [