diff --git a/interfaces/innerkits/wm/window_accessibility_controller.h b/interfaces/innerkits/wm/window_accessibility_controller.h
index 1fba985f..a0b77715 100644
--- a/interfaces/innerkits/wm/window_accessibility_controller.h
+++ b/interfaces/innerkits/wm/window_accessibility_controller.h
@@ -19,8 +19,7 @@
 #include <cstdint>
 #include "wm_single_instance.h"
 
-namespace OHOS {
-namespace Rosen {
+namespace OHOS::Rosen {
 class WindowAccessibilityController {
 WM_DECLARE_SINGLE_INSTANCE_BASE(WindowAccessibilityController);
 public:
@@ -31,6 +30,5 @@ private:
     WindowAccessibilityController();
     ~WindowAccessibilityController() = default;
 };
-} // namespace Rosen
-} // namespace OHOS
+} // namespace OHOS::Rosen
 #endif // OHOS_ROSEN_WINDOW_ACCESSIBILITY_CONTROLLER_H
\ No newline at end of file
diff --git a/wm/src/window_accessibility_controller.cpp b/wm/src/window_accessibility_controller.cpp
index 8bf3334c..8e5ca3c4 100644
--- a/wm/src/window_accessibility_controller.cpp
+++ b/wm/src/window_accessibility_controller.cpp
@@ -15,8 +15,7 @@
 
 #include "window_accessibility_controller.h"
 
-namespace OHOS {
-namespace Rosen {
+namespace OHOS::Rosen {
 WM_IMPLEMENT_SINGLE_INSTANCE(WindowAccessibilityController)
 WindowAccessibilityController::WindowAccessibilityController()
 {
@@ -33,5 +32,4 @@ void WindowAccessibilityController::SetAnchorOffset(int32_t deltaX, int32_t delt
 void WindowAccessibilityController::OffWindowZoom()
 {
 }
-} // namespace Rosen
-} // namespace OHOS
\ No newline at end of file
+} // namespace OHOS::Rosen
\ No newline at end of file