diff --git a/AUTHORS b/AUTHORS
index 7506cba09e..c991ce8fe5 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -106,6 +106,7 @@ Sarah Thompson <sarah@telergy.com>
 Satender Saroha <ssaroha@yahoo.com>
 Saul Kravitz <Saul.Kravitz@celera.com>
 Sergio Garcia Murillo <sergio.garcia.murillo@gmail.com>
+Shaofan Qi <vshaqi@gmail.com>
 Shuhai Peng <shuhai.peng@intel.com>
 Silviu Caragea <silviu.cpp@gmail.com>
 Stefan Gula <steweg@gmail.com>
diff --git a/pc/webrtc_sdp.cc b/pc/webrtc_sdp.cc
index 39b16901a1..e7ac752f6c 100644
--- a/pc/webrtc_sdp.cc
+++ b/pc/webrtc_sdp.cc
@@ -1940,7 +1940,7 @@ void BuildRtpmap(const MediaContentDescription* media_desc,
     if (GetMinValue(maxptimes, &min_maxptime)) {
       AddAttributeLine(kCodecParamMaxPTime, min_maxptime, message);
     }
-    RTC_DCHECK(min_maxptime > max_minptime);
+    RTC_DCHECK_GE(min_maxptime, max_minptime);
     // Populate the ptime attribute with the smallest ptime or the largest
     // minptime, whichever is the largest, for all codecs under the same m-line.
     int ptime = INT_MAX;