diff --git a/scripts/error-codes/README.md b/scripts/error-codes/README.md
index 38918bd42a5..c00bb4bd2a2 100644
--- a/scripts/error-codes/README.md
+++ b/scripts/error-codes/README.md
@@ -4,7 +4,7 @@ provide a better debugging support in production. Check out the blog post
 
 - [`codes.json`](https://github.com/facebook/react/blob/main/scripts/error-codes/codes.json)
   contains the mapping from IDs to error messages. This file is generated by the
-  Gulp plugin and is used by both the Babel plugin and the error decoder page in
+  `extract-errors.js` script and is used by both the Babel plugin and the error decoder page in
   our documentation. This file is append-only, which means an existing code in
   the file will never be changed/removed.
 - [`extract-errors.js`](https://github.com/facebook/react/blob/main/scripts/error-codes/extract-errors.js)