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 fa262d0c5..cf17a8fda 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
@@ -148,12 +148,23 @@ RED.editor = (function() {
             ((typeof definition[property].label) == "string")) {
             label = definition[property].label;
         }
-        if ("required" in definition[property] && definition[property].required) {
-            valid = value !== "";
-            if (!valid && label) {
-                return RED._("validator.errors.missing-required-prop", {
-                    prop: label
-                });
+        if ("required" in definition[property]) {
+            if (definition[property].required) {
+                valid = value !== "";
+                if (!valid && label) {
+                    return RED._("validator.errors.missing-required-prop", {
+                        prop: label
+                    });
+                }
+            } else {
+                if (value === "") {
+                    return true;
+                }
+            }
+            
+        } else {
+            if (value === "") {
+                return true;
             }
         }
         if (valid && "validate" in definition[property]) {