diff --git a/posthog/session_recordings/session_recording_playlist_api.py b/posthog/session_recordings/session_recording_playlist_api.py
index 98c00a4496ef0..269650da0ddd1 100644
--- a/posthog/session_recordings/session_recording_playlist_api.py
+++ b/posthog/session_recordings/session_recording_playlist_api.py
@@ -149,7 +149,7 @@ def get_recordings_counts(self, playlist: SessionRecordingPlaylist) -> dict[str,
 
             playlist_items: QuerySet[SessionRecordingPlaylistItem] = playlist.playlist_items.filter(deleted=False)
             watched_playlist_items = current_user_viewed(
-                playlist.playlist_items.values_list("session_id", flat=True), user, team
+                playlist.playlist_items.values_list("session_id", flat=True).list(), user, team
             )
             recordings_counts["collection"] = {
                 "count": playlist_items.count() if playlist_items.count() > 0 else None,