diff --git a/arkui/window_manager/oh_window_pip.h b/arkui/window_manager/oh_window_pip.h
index 9dad3a483b81304d8d0ce14c74995d1849cc8975..d4e9de86f88fcd74b2710e4063a9375f99c10f6d 100644
--- a/arkui/window_manager/oh_window_pip.h
+++ b/arkui/window_manager/oh_window_pip.h
@@ -15,6 +15,8 @@
 
 /**
  * @addtogroup OH_PictureInPicture
+ * @{
+ *
  * @file oh_window_pip.h
  *
  * @brief Declares C APIs for picture in picture window
@@ -538,4 +540,5 @@ int32_t OH_PictureInPicture_UnregisterAllResizeListeners(uint32_t controllerId);
 }
 #endif
 
-#endif // OH_WINDOW_PIP_H
\ No newline at end of file
+#endif // OH_WINDOW_PIP_H
+/** @} */
\ No newline at end of file