diff --git a/interfaces/innerkits/napi/src/auth_build.cpp b/interfaces/innerkits/napi/src/auth_build.cpp
index 0f6f59f..2c6cef4 100644
--- a/interfaces/innerkits/napi/src/auth_build.cpp
+++ b/interfaces/innerkits/napi/src/auth_build.cpp
@@ -33,7 +33,7 @@ Napi_SetPropertyRequest AuthBuild::SetPropertyRequestBuild(napi_env env, napi_va
         return request;
     }
     request.authType_ = convert_.GetInt32ValueByKey(env, object, "authType");
-    request.key_ = (uint32_t)convert_.GetInt32ValueByKey(env, object, "key");
+    request.key_ = static_cast<uint32_t>(convert_.GetInt32ValueByKey(env, object, "key"));
     request.setInfo_ = convert_.NapiGetValueUint8Array(env, object, "setInfo");
     USERAUTH_HILOGI(MODULE_JS_NAPI, "AuthBuild::SetPropertyRequestBuild authType = %{public}d",
                     request.authType_);
diff --git a/services/src/userauth_service.cpp b/services/src/userauth_service.cpp
index 06bc3a5..1e8b0c6 100644
--- a/services/src/userauth_service.cpp
+++ b/services/src/userauth_service.cpp
@@ -138,7 +138,7 @@ void UserAuthService::GetProperty(const GetPropertyRequest request, sptr<IUserAu
         USERAUTH_HILOGE(MODULE_SERVICE, "Failed to add death recipient UserAuthServiceCallbackDeathRecipient");
     }
 
-    callerID = (uint64_t)this->GetCallingUid();
+    callerID = static_cast<uint64_t>(this->GetCallingUid());
     callerName = std::to_string(callerID);
 
     userauthController_.GetPropAuthInfo(userID, callerName, callerID, request, callback);
@@ -165,7 +165,7 @@ void UserAuthService::SetProperty(const SetPropertyRequest request, sptr<IUserAu
         USERAUTH_HILOGE(MODULE_SERVICE, "Failed to add death recipient UserAuthServiceCallbackDeathRecipient");
     }
 
-    callerID = (uint64_t)this->GetCallingUid();
+    callerID = static_cast<uint64_t>(this->GetCallingUid());
     callerName = std::to_string(callerID);
 
     ret = userauthController_.SetExecutorProp(callerID, callerName, request, callback);
@@ -322,7 +322,7 @@ int32_t UserAuthService::GetControllerData(sptr<IUserAuthCallback> &callback, Au
         return FAIL;
     }
 
-    callerID = (uint64_t)this->GetCallingUid();
+    callerID = static_cast<uint64_t>(this->GetCallingUid());
     callerName = std::to_string(callerID);
 
     if (userauthController_.GenerateContextID(contextID) != SUCCESS) {