diff --git a/services/gpuservice/GpuService.cpp b/services/gpuservice/GpuService.cpp
index 9906dea..68c185c 100644
--- a/services/gpuservice/GpuService.cpp
+++ b/services/gpuservice/GpuService.cpp
@@ -37,9 +37,9 @@
 
 GpuService::GpuService() = default;
 
-void GpuService::setGpuStats(const std::string driverPackageName,
-                             const std::string driverVersionName, const uint64_t driverVersionCode,
-                             const std::string appPackageName) {
+void GpuService::setGpuStats(const std::string& driverPackageName,
+                             const std::string& driverVersionName, const uint64_t driverVersionCode,
+                             const std::string& appPackageName) {
     ATRACE_CALL();
 
     std::lock_guard<std::mutex> lock(mStateLock);