diff --git a/libs/remix-ui/run-tab/src/lib/components/universalDappUI.tsx b/libs/remix-ui/run-tab/src/lib/components/universalDappUI.tsx
index bdd5d2317b..aa5b90b771 100644
--- a/libs/remix-ui/run-tab/src/lib/components/universalDappUI.tsx
+++ b/libs/remix-ui/run-tab/src/lib/components/universalDappUI.tsx
@@ -202,7 +202,7 @@ export function UniversalDappUI (props: UdappProps) {
   }
 
   return (
-    <div className={`udapp_instance udapp_run-instance border-dark ${toggleExpander ? 'udapp_hidesub' : 'bg-light'}`} id={`instance${address}`} data-shared="universalDappUiInstance">
+    <div className={`instance udapp_instance udapp_run-instance border-dark ${toggleExpander ? 'udapp_hidesub' : 'bg-light'}`} id={`instance${address}`} data-shared="universalDappUiInstance">
       <div className="udapp_title alert alert-secondary">
         <button data-id="universalDappUiTitleExpander" className="btn udapp_titleExpander" onClick={toggleClass}>
           <i className={`fas ${toggleExpander ? 'fa-angle-right' : 'fa-angle-down'}`} aria-hidden="true"></i>