diff --git a/interfaces/kits/js/cloudfilesync/cloud_sync_napi.cpp b/interfaces/kits/js/cloudfilesync/cloud_sync_napi.cpp
index aae5bd6b1796b12d1c5eaf32d709405ccd32d3dd..05ab29e2fdbea54e8e346989a7c26420b5466e9e 100644
--- a/interfaces/kits/js/cloudfilesync/cloud_sync_napi.cpp
+++ b/interfaces/kits/js/cloudfilesync/cloud_sync_napi.cpp
@@ -233,6 +233,9 @@ void CloudOptimizeCallbackImpl::OnOptimizeProcess(const OptimizeState state, con
         if (status != napi_ok) {
             LOGE("napi call function failed, status: %{public}d", status);
         }
+        if (state != OptimizeState::OPTIMIZE_RUNNING) {
+            cbOnRef_.DeleteJsEnv();
+        }
         napi_close_handle_scope(env, scope);
     };
     auto ret = napi_send_event(env, task, napi_eprio_immediate);