diff --git a/src/view/com/posts/PostFeed.tsx b/src/view/com/posts/PostFeed.tsx
index 1126ff8a6c..62bf3209c9 100644
--- a/src/view/com/posts/PostFeed.tsx
+++ b/src/view/com/posts/PostFeed.tsx
@@ -757,7 +757,9 @@ let PostFeed = ({
     })
     try {
       await truncateAndInvalidate(queryClient, RQKEY(feed, feedParams))
-      onHasNew?.(false)
+      if (onHasNew) {
+        onHasNew(false)
+      }
     } catch (err) {
       logger.error('Failed to refresh posts feed', {message: err})
     }