diff --git a/frontend/libs/components/promptbox/src/lib/PromptBox3D.tsx b/frontend/libs/components/promptbox/src/lib/PromptBox3D.tsx
index 18973e63cb..eaa0b59e8d 100644
--- a/frontend/libs/components/promptbox/src/lib/PromptBox3D.tsx
+++ b/frontend/libs/components/promptbox/src/lib/PromptBox3D.tsx
@@ -315,6 +315,7 @@ export const PromptBox3D = ({
   };
 
   const handleChange = (e: React.ChangeEvent<HTMLTextAreaElement>) => {
+    e.preventDefault();
     setPrompt(e.target.value);
   };