diff --git a/packages/next/lib/typescript/writeAppTypeDeclarations.ts b/packages/next/lib/typescript/writeAppTypeDeclarations.ts
index 9bc1a039dd56b..10994fcff3d8d 100644
--- a/packages/next/lib/typescript/writeAppTypeDeclarations.ts
+++ b/packages/next/lib/typescript/writeAppTypeDeclarations.ts
@@ -17,6 +17,10 @@ export async function writeAppTypeDeclarations(
       os.EOL +
       (imageImportsEnabled
         ? '/// <reference types="next/image-types/global" />' + os.EOL
-        : '')
+        : '') +
+      os.EOL +
+      '// NOTE: This file should not be edited' +
+      os.EOL +
+      '// see https://nextjs.org/docs/basic-features/typescript for more information.'
   )
 }