diff --git a/backend/src/app/rpc/queries/files.clj b/backend/src/app/rpc/queries/files.clj
index ea6832aa2..8e22f6637 100644
--- a/backend/src/app/rpc/queries/files.clj
+++ b/backend/src/app/rpc/queries/files.clj
@@ -251,7 +251,7 @@
 
     (-> file
         (update :data assoc :pages-index {page-id page})
-        (assoc :pages [page-id]))))
+        (update :data assoc :pages [page-id]))))
 
 (declare strip-frames-with-thumbnails)