diff --git a/services/privacymanager/src/service/privacy_manager_stub.cpp b/services/privacymanager/src/service/privacy_manager_stub.cpp
index 0ffd1d45f81c6483c06dd93b521f06ed1d34ede6..b643b3d79fe84e340a42affd9bc03f7dd0ce305a 100644
--- a/services/privacymanager/src/service/privacy_manager_stub.cpp
+++ b/services/privacymanager/src/service/privacy_manager_stub.cpp
@@ -160,7 +160,7 @@ void PrivacyManagerStub::DumpRecordInfoInner(MessageParcel& data, MessageParcel&
 
 bool PrivacyManagerStub::IsAccessTokenCalling() const
 {
-    int callingUid = IPCSkeleton::GetCallingTokenID();
+    unsigned int callingUid = IPCSkeleton::GetCallingTokenID();
     return callingUid == ACCESSTOKEN_UID;
 }
 } // namespace AccessToken