diff --git a/src/main/frontend/db.cljs b/src/main/frontend/db.cljs
index 40680dcf65..891a2796bb 100644
--- a/src/main/frontend/db.cljs
+++ b/src/main/frontend/db.cljs
@@ -73,7 +73,7 @@
 (defn set-file-last-modified-at!
   "Refresh file timestamps to DB"
   [repo path last-modified-at]
-  (when (and repo path last-modified-at)
+  (when (and repo (not (config/db-based-graph? repo)) path last-modified-at)
     (transact! repo
                [{:file/path path
                  :file/last-modified-at last-modified-at}] {})))