diff --git a/frontend/src/toolbar/experiments/WebExperimentTransformHeader.tsx b/frontend/src/toolbar/experiments/WebExperimentTransformHeader.tsx
index 9922d96a70e40..1fc0a75ab189e 100644
--- a/frontend/src/toolbar/experiments/WebExperimentTransformHeader.tsx
+++ b/frontend/src/toolbar/experiments/WebExperimentTransformHeader.tsx
@@ -22,7 +22,7 @@ export function WebExperimentTransformHeader({
 
     return (
         <div className="flex w-full gap-4 items-center">
-            <div className="flex-1">
+            <div className="flex-1 overflow-hidden">
                 <h2>{transform.selector || 'Select element'}</h2>
             </div>