diff --git a/packages/bruno-app/src/utils/codemirror/brunoVarInfo.js b/packages/bruno-app/src/utils/codemirror/brunoVarInfo.js
index 50f314dac..d37e10bb6 100644
--- a/packages/bruno-app/src/utils/codemirror/brunoVarInfo.js
+++ b/packages/bruno-app/src/utils/codemirror/brunoVarInfo.js
@@ -66,8 +66,7 @@ if (!SERVER_RENDERED) {
     if (target.nodeName !== 'SPAN' || state.hoverTimeout !== undefined) {
       return;
     }
-
-    if (target.className !== 'cm-variable-valid') {
+    if (!target.classList.contains('cm-variable-valid')) {
       return;
     }