diff --git a/trunk/src/app/srs_app_rtc_server.cpp b/trunk/src/app/srs_app_rtc_server.cpp
index d439adb0c..644c8768e 100644
--- a/trunk/src/app/srs_app_rtc_server.cpp
+++ b/trunk/src/app/srs_app_rtc_server.cpp
@@ -651,7 +651,7 @@ srs_error_t SrsRtcServer::notify(int type, srs_utime_t interval, srs_utime_t tic
     _srs_pps_ids->update(); _srs_pps_fids->update(); _srs_pps_fids_level0->update();
 
     // TODO: FIXME: Show more data for RTC server.
-    srs_trace("RTC: Server conns=%u, cpu=%.2f%%, rss=%dMB, pkts=%d, addrs=%d,%d, fid=%d,%d",
+    srs_trace("RTC: Server conns=%u, cpu=%.2f%%, rss=%dMB, pkts=%d, addrs=%d,%d, fid=%d,%d,%d",
         nn_rtc_conns, u->percent * 100, memory,
         _srs_pps_pkts->r10s(), _srs_pps_addrs->r10s(), _srs_pps_fast_addrs->r10s(),
         _srs_pps_ids->r10s(), _srs_pps_fids->r10s(), _srs_pps_fids_level0->r10s()