diff --git a/interfaces/kits/napi/aafwk/featureAbility/napi_data_ability_helper.cpp b/interfaces/kits/napi/aafwk/featureAbility/napi_data_ability_helper.cpp
index d85c5e6f529089dc23134c4f06712edbf4f5aa64..87052df3ea2381f177693414a73b58fdeac81838 100644
--- a/interfaces/kits/napi/aafwk/featureAbility/napi_data_ability_helper.cpp
+++ b/interfaces/kits/napi/aafwk/featureAbility/napi_data_ability_helper.cpp
@@ -1124,6 +1124,7 @@ void NAPIDataAbilityObserver::ReleaseJSCallback()
         return;
     }
     napi_delete_reference(env_, ref_);
+    ref_ = nullptr;
     HILOG_INFO("NAPIDataAbilityObserver::%{public}s, called. end", __func__);
 }