diff --git a/packages/node_modules/@node-red/editor-client/src/sass/tab-config.scss b/packages/node_modules/@node-red/editor-client/src/sass/tab-config.scss
index 6161cbb82..52a2bc4e2 100644
--- a/packages/node_modules/@node-red/editor-client/src/sass/tab-config.scss
+++ b/packages/node_modules/@node-red/editor-client/src/sass/tab-config.scss
@@ -114,7 +114,7 @@ ul.red-ui-sidebar-node-config-list li.red-ui-palette-node-config-type {
     }
 }
 .red-ui-palette-node-config-invalid {
-    border-color: var(--red-ui-node-border-unknown)
+    border-color: var(--red-ui-form-input-border-error-color)
 }
 .red-ui-sidebar-node-config-filter-info {
     position: absolute;