diff --git a/sdk_core/src/command_handler/command_impl.cpp b/sdk_core/src/command_handler/command_impl.cpp
index d73882a..10b95b3 100644
--- a/sdk_core/src/command_handler/command_impl.cpp
+++ b/sdk_core/src/command_handler/command_impl.cpp
@@ -222,7 +222,7 @@ bool ParseRmcTime(const char* rmc, uint16_t rmc_len, LidarSetUtcSyncTimeRequest*
       return false;
   }
   utc_time_req->hour = hour;
-  utc_time_req->mircrosecond = (minute * 60 * 1000 + second * 1000 + millisecond) * 1000;
+  utc_time_req->mircrosecond = (minute * 60 * 1000 + second * 1000) * 1000;
   return true;
 }