diff --git a/window_scene/session_manager/src/scene_session_manager.cpp b/window_scene/session_manager/src/scene_session_manager.cpp
index 3b875d7d328486d40a56d590656ce96590db4471..cd831710389101e2d6312e8586676570db99861d 100644
--- a/window_scene/session_manager/src/scene_session_manager.cpp
+++ b/window_scene/session_manager/src/scene_session_manager.cpp
@@ -6410,7 +6410,7 @@ WSError SceneSessionManager::RegisterIAbilityManagerCollaborator(int32_t type,
         return WSError::WS_ERROR_INVALID_TYPE;
     }
     {
-        std::shared_lock<std::shared_mutex> lock(collaboratorMapLock_);
+        std::unique_lock<std::shared_mutex> lock(collaboratorMapLock_);
         collaboratorMap_[type] = impl;
     }
     return WSError::WS_OK;
@@ -6430,7 +6430,7 @@ WSError SceneSessionManager::UnregisterIAbilityManagerCollaborator(int32_t type)
         return WSError::WS_ERROR_INVALID_TYPE;
     }
     {
-        std::shared_lock<std::shared_mutex> lock(collaboratorMapLock_);
+        std::unique_lock<std::shared_mutex> lock(collaboratorMapLock_);
         collaboratorMap_.erase(type);
     }
     return WSError::WS_OK;