diff --git a/common/utils/xcollie_helper.cpp b/common/utils/xcollie_helper.cpp
index c0ff8927a..7f302c898 100644
--- a/common/utils/xcollie_helper.cpp
+++ b/common/utils/xcollie_helper.cpp
@@ -36,5 +36,5 @@ XCollieHelper::~XCollieHelper()
     HiviewDFX::XCollie::GetInstance().CancelTimer(id_);
 }
 } // namespace Common
-} // namespace UserIam 
+} // namespace UserIam
 } // namespace OHOS
\ No newline at end of file