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 f88cbfd73..787669fd7 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
@@ -20,6 +20,10 @@
     height: 100%;
     overflow-y:auto;
     @include disable-selection;
+
+    &:focus {
+        outline: none;
+    }
 }
 
 ul.red-ui-sidebar-node-config-list {