diff --git a/services/call_manager_service/src/call_manager_service.cpp b/services/call_manager_service/src/call_manager_service.cpp
index 51043dfe6ad49ece34cc95797b01dee13bc8fa16..e9d64a665790be0e866d12417fd9207fc20fd1b0 100644
--- a/services/call_manager_service/src/call_manager_service.cpp
+++ b/services/call_manager_service/src/call_manager_service.cpp
@@ -29,6 +29,8 @@
 #include "audio_control_manager.h"
 
 namespace OHOS {
+	
+	
 namespace Telephony {
 const bool g_registerResult =
     SystemAbility::MakeAndRegisterAbility(DelayedSingleton<CallManagerService>::GetInstance().get());