diff --git a/src/main/frontend/worker/db_worker.cljs b/src/main/frontend/worker/db_worker.cljs
index fcf4c5466d..9e393af280 100644
--- a/src/main/frontend/worker/db_worker.cljs
+++ b/src/main/frontend/worker/db_worker.cljs
@@ -241,7 +241,8 @@
         (sqlite-gc/gc-kvs-table! db {:full-gc? full-gc?})
         (.exec db "VACUUM"))
       (ldb/transact! datascript-conn [{:db/ident :logseq.kv/graph-last-gc-at
-                                       :kv/value (common-util/time-ms)}]))))
+                                       :kv/value (common-util/time-ms)}]
+                     {:skip-validate-db? true}))))
 
 (defn- <create-or-open-db!
   [repo {:keys [config datoms] :as opts}]
diff --git a/src/main/frontend/worker/sync.cljs b/src/main/frontend/worker/sync.cljs
index d8dbd095f9..cd5d3bd31a 100644
--- a/src/main/frontend/worker/sync.cljs
+++ b/src/main/frontend/worker/sync.cljs
@@ -297,9 +297,7 @@
 (def rtc-ignored-attrs
   (set/union
    #{:logseq.property.embedding/hnsw-label-updated-at
-     :block/tx-id
-     ;; FIXME: created-by-ref maybe not exist yet on server or client
-     :logseq.property/created-by-ref}
+     :block/tx-id}
    rtc-const/ignore-attrs-when-syncing
    rtc-const/ignore-entities-when-init-upload))