diff --git a/packages/node_modules/@node-red/editor-client/src/js/ui/editors/code-editors/monaco.js b/packages/node_modules/@node-red/editor-client/src/js/ui/editors/code-editors/monaco.js
index b9f586944..b35e60d50 100644
--- a/packages/node_modules/@node-red/editor-client/src/js/ui/editors/code-editors/monaco.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/ui/editors/code-editors/monaco.js
@@ -691,6 +691,7 @@ RED.editor.codeEditor.monaco = (function() {
                         2322,  //Type 'unknown' is not assignable to type 'string'
                         2339,  //property does not exist on
                         2345,  //Argument of type xxx is not assignable to parameter of type 'DateTimeFormatOptions'
+                        2538,  //Ignore symbols as index property error. 
                         7043,  //i forget what this one is,
                         80001, //Convert to ES6 module
                         80004, //JSDoc types may be moved to TypeScript types.