diff --git a/common/tier4_autoware_utils/include/tier4_autoware_utils/ros/published_time_publisher.hpp b/common/tier4_autoware_utils/include/tier4_autoware_utils/ros/published_time_publisher.hpp
index e8546e2db2b9f..8b5feed9d1ba5 100644
--- a/common/tier4_autoware_utils/include/tier4_autoware_utils/ros/published_time_publisher.hpp
+++ b/common/tier4_autoware_utils/include/tier4_autoware_utils/ros/published_time_publisher.hpp
@@ -91,7 +91,7 @@ class PublishedTimePublisher
   {
     bool operator()(const rmw_gid_t & lhs, const rmw_gid_t & rhs) const
     {
-      return std::memcmp(lhs.data, rhs.data, RMW_GID_STORAGE_SIZE) < 0;
+      return memcmp(lhs.data, rhs.data, RMW_GID_STORAGE_SIZE) < 0;
     }
   };