diff --git a/frameworks/native/appkit/app/main_thread.cpp b/frameworks/native/appkit/app/main_thread.cpp
index 7b446e28799ebc360b221485c030e72e97c85706..34d6f74d656e83a7f4cb3b5b121c7eed1a854d98 100644
--- a/frameworks/native/appkit/app/main_thread.cpp
+++ b/frameworks/native/appkit/app/main_thread.cpp
@@ -2466,7 +2466,7 @@ bool MainThread::PrepareAbilityDelegator(const std::shared_ptr<UserTestRecord> &
             auto testRunner = TestRunner::Create(runtime, args, false);
             auto delegator = IAbilityDelegator::Create(runtime, application_->GetAppContext(),
                 std::move(testRunner), record->observer);
-            AbilityDelegatorRegistry::RegisterInstance(delegator, args, AbilityRuntime::Runtime::Language::JS);
+            AbilityDelegatorRegistry::RegisterInstance(delegator, args, runtime->GetLanguage());
 			delegator->SetApiTargetVersion(targetVersion);
             delegator->Prepare();
         }
@@ -2477,7 +2477,7 @@ bool MainThread::PrepareAbilityDelegator(const std::shared_ptr<UserTestRecord> &
             auto testRunner = TestRunner::Create(runtime, args, false);
             auto delegator = IAbilityDelegator::Create(runtime, application_->GetAppContext(),
                 std::move(testRunner), record->observer);
-            AbilityDelegatorRegistry::RegisterInstance(delegator, args, AbilityRuntime::Runtime::Language::ETS);
+            AbilityDelegatorRegistry::RegisterInstance(delegator, args, runtime->GetLanguage());
 			delegator->SetApiTargetVersion(targetVersion);
             delegator->Prepare();
         }
diff --git a/test/unittest/appkit/main_thread_test/main_thread_test.cpp b/test/unittest/appkit/main_thread_test/main_thread_test.cpp
index ac1a95f76c51656967ecc7842c3d7bf4d3bb0a8d..91d65cc3501222bef168a3cb518c6dc8ca25f0b2 100644
--- a/test/unittest/appkit/main_thread_test/main_thread_test.cpp
+++ b/test/unittest/appkit/main_thread_test/main_thread_test.cpp
@@ -2553,5 +2553,18 @@ HWTEST_F(MainThreadTest, HandleUpdatePluginInfoInstalled_0100, TestSize.Level1)
     EXPECT_EQ(appLibPaths["pluginBundleName/moduleName"][0],
         "/data/storage/el1/bundle/+plugins/test");
 }
+
+/**
+ * @tc.name: NotifyDeviceDisConnect_0100
+ * @tc.desc: Notify device connect.
+ * @tc.type: FUNC
+ */
+HWTEST_F(MainThreadTest, NotifyDeviceDisConnect_0100, TestSize.Level1)
+{
+    std::shared_ptr<MainThread> mainThread = std::make_shared<MainThread>();
+    ASSERT_NE(mainThread, nullptr);
+    bool ret = mainThread->NotifyDeviceDisConnect();
+    EXPECT_EQ(ret, false);
+}
 } // namespace AppExecFwk
 } // namespace OHOS