diff --git a/packages/node_modules/@node-red/editor-client/src/vendor/monaco/style.css b/packages/node_modules/@node-red/editor-client/src/vendor/monaco/style.css
index b7ee69102..3608a4c65 100644
--- a/packages/node_modules/@node-red/editor-client/src/vendor/monaco/style.css
+++ b/packages/node_modules/@node-red/editor-client/src/vendor/monaco/style.css
@@ -13,4 +13,10 @@ This stylesheet overrides those to correct some graphical glitches
     font-size: unset;
     color: unset;
     margin: unset;
+}
+
+/* unset some styles of `input` tag (set by node-red css) for monaco rename box  */
+.monaco-editor .rename-box .rename-input {
+    box-sizing: unset;
+    height: unset;
 }
\ No newline at end of file