diff --git a/loc_api/libloc_api_50001/loc_eng.cpp b/loc_api/libloc_api_50001/loc_eng.cpp
index 2ba6f982..cb7bb46c 100644
--- a/loc_api/libloc_api_50001/loc_eng.cpp
+++ b/loc_api/libloc_api_50001/loc_eng.cpp
@@ -902,7 +902,6 @@ void LocEngReportNmea::proc() const {
     struct timeval tv;
     gettimeofday(&tv, (struct timezone *) NULL);
     int64_t now = tv.tv_sec * 1000LL + tv.tv_usec / 1000;
-    CALLBACK_LOG_CALLFLOW("nmea_cb", %d, mLen);
 
     if (locEng->nmea_cb != NULL)
         locEng->nmea_cb(now, mNmea, mLen);
diff --git a/loc_api/libloc_api_50001/loc_eng_nmea.cpp b/loc_api/libloc_api_50001/loc_eng_nmea.cpp
index 2868c0e8..b0e548c9 100644
--- a/loc_api/libloc_api_50001/loc_eng_nmea.cpp
+++ b/loc_api/libloc_api_50001/loc_eng_nmea.cpp
@@ -59,7 +59,6 @@ void loc_eng_nmea_send(char *pNmea, int length, loc_eng_data_s_type *loc_eng_dat
     struct timeval tv;
     gettimeofday(&tv, (struct timezone *) NULL);
     int64_t now = tv.tv_sec * 1000LL + tv.tv_usec / 1000;
-    CALLBACK_LOG_CALLFLOW("nmea_cb", %p, pNmea);
     if (loc_eng_data_p->nmea_cb != NULL)
         loc_eng_data_p->nmea_cb(now, pNmea, length);
     LOC_LOGD("NMEA <%s", pNmea);