diff --git a/.gitee/CODEOWNERS b/.gitee/CODEOWNERS
index 2ce8d62bc71242e70f0a105c5ab804d52baf4629..49dc4071027c43715c75071bf6ab80b8bf41afe4 100644
--- a/.gitee/CODEOWNERS
+++ b/.gitee/CODEOWNERS
@@ -3448,6 +3448,7 @@ test/unittest/core/render/ @arkuiframework
 test/unittest/core/rosen/ @arkuiframework
 test/unittest/core/svg/ @arkui_image
 test/unittest/core/syntax/ @arkuieco3
+test/unittest/core/base/observer_test_ng.cpp @arkuiframework
 test/unittest/interfaces/ @arkuiframework
 test/unittest/interfaces/ui_input_event_test.cpp @arkuievent
 test/unittest/interfaces/ace_ui_input_event/ @arkuievent
diff --git a/test/unittest/core/base/observer_test_ng.cpp b/test/unittest/core/base/observer_test_ng.cpp
index 6d93d67488760f0daa07c92efed7f459e0e13425..e723374e3fe384c0481a4312e5c0de06b817c90f 100644
--- a/test/unittest/core/base/observer_test_ng.cpp
+++ b/test/unittest/core/base/observer_test_ng.cpp
@@ -161,9 +161,13 @@ HWTEST_F(ObserverTestNg, ObserverTestNg004, TestSize.Level1)
 HWTEST_F(ObserverTestNg, ObserverTestNg005, TestSize.Level1)
 {
     auto targetDensity = DEFAULT_DENSITY;
+    UIObserverHandler::GetInstance().NotifyDensityChange(targetDensity);
+    
     UIObserverHandler::GetInstance().densityHandleFunc_ = [](AbilityContextInfo& context, double density) -> void {
         EXPECT_EQ(density, DEFAULT_DENSITY);
     };
+    UIObserverHandler::GetInstance().densityHandleFuncForAni_ =
+        [](AbilityContextInfo& context, double density) -> void { EXPECT_EQ(density, DEFAULT_DENSITY); };
     UIObserverHandler::GetInstance().NotifyDensityChange(targetDensity);
 }