diff --git a/scripts/error-codes/codes.json b/scripts/error-codes/codes.json
index 09f249cc38..5daa6f37a1 100644
--- a/scripts/error-codes/codes.json
+++ b/scripts/error-codes/codes.json
@@ -259,5 +259,11 @@
   "257": "Portals are not currently supported by the server renderer. Render them conditionally so that they only appear on the client render.",
   "258": "Unknown element-like object type: %s. This is likely a bug in React. Please file an issue.",
   "259": "The experimental Call and Return types are not currently supported by the server renderer.",
-  "260": "Element type is invalid: expected a string (for built-in components) or a class/function (for composite components) but got: %s."
+  "260": "Element type is invalid: expected a string (for built-in components) or a class/function (for composite components) but got: %s.",
+  "261": "Cannot commit an incomplete root. This error is likely caused by a bug in React. Please file an issue.",
+  "262": "Expired work should have completed. This error is likely caused by a bug in React. Please file an issue.",
+  "263": "dispatch: Cannot dispatch during the render phase.",
+  "264": "An error logging effect should not have been scheduled if no errors were captured. This error is likely caused by a bug in React. Please file an issue.",
+  "265": "This unit of work tag cannot capture errors.  This error is likely caused by a bug in React. Please file an issue.",
+  "266": "A subscription must return an unsubscribe function."
 }