diff --git a/services/native/src/thermal_service.cpp b/services/native/src/thermal_service.cpp
index ad462cf5eb9a29fb25def66b62fbd4e3b265000d..9a4d076fab4c7d5baacdbe749532a4ec0c02d7d2 100644
--- a/services/native/src/thermal_service.cpp
+++ b/services/native/src/thermal_service.cpp
@@ -529,7 +529,7 @@ int32_t ThermalService::GetThermalLevel(int32_t& level)
         THERMAL_HILOGD(COMP_SVC, "actionMgr_ is nullptr");
         return ERR_FAIL;
     }
-    level = actionMgr_->GetThermalLevel();
+    level = static_cast<int32_t>(actionMgr_->GetThermalLevel());
     return ERR_OK;
 }