diff --git a/apps/web/src/components/chat/ComposerPendingUserInputPanel.tsx b/apps/web/src/components/chat/ComposerPendingUserInputPanel.tsx
index 2a1efb4b20..acb5c040ca 100644
--- a/apps/web/src/components/chat/ComposerPendingUserInputPanel.tsx
+++ b/apps/web/src/components/chat/ComposerPendingUserInputPanel.tsx
@@ -98,7 +98,10 @@ const ComposerPendingUserInputCard = memo(function ComposerPendingUserInputCard(
       if (target instanceof HTMLInputElement || target instanceof HTMLTextAreaElement) {
         return;
       }
-      if (target instanceof HTMLElement && target.isContentEditable) {
+      if (
+        target instanceof HTMLElement &&
+        target.closest('[contenteditable]:not([contenteditable="false"])')
+      ) {
         return;
       }
       const digit = Number.parseInt(event.key, 10);