diff --git a/packages/node_modules/@node-red/editor-client/src/js/ui/editor.js b/packages/node_modules/@node-red/editor-client/src/js/ui/editor.js
index d3548d581..9f80a23a3 100644
--- a/packages/node_modules/@node-red/editor-client/src/js/ui/editor.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/ui/editor.js
@@ -130,6 +130,9 @@ RED.editor = (function() {
         if (/^\$\([a-zA-Z_][a-zA-Z0-9_]*\)$/.test(value)) {
             return true;
         }
+        if (/^\$\{[a-zA-Z_][a-zA-Z0-9_]*\}$/.test(value)) {
+            return true;
+        }
         if ("required" in definition[property] && definition[property].required) {
             valid = value !== "";
         }