diff --git a/apps/web/app/environments/[environmentId]/surveys/PreviewSurvey.tsx b/apps/web/app/environments/[environmentId]/surveys/PreviewSurvey.tsx
index b0c2aaebfd..e0b5bc8a0c 100644
--- a/apps/web/app/environments/[environmentId]/surveys/PreviewSurvey.tsx
+++ b/apps/web/app/environments/[environmentId]/surveys/PreviewSurvey.tsx
@@ -93,7 +93,7 @@ export default function PreviewSurvey({
     return null;
   }
 
-  const lastQuestion = currentQuestion.id === questions[questions.length - 1].id;
+  const lastQuestion = questions.length > 0 && currentQuestion.id === questions[questions.length - 1].id;
 
   return (
     <Modal isOpen={isModalOpen} reset={resetPreview}>