diff --git a/libavformat/utils.c b/libavformat/utils.c
index 84b926dc5a..69f9653190 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -2648,7 +2648,7 @@ static void update_stream_timings(AVFormatContext *ic)
     else if (start_time > start_time_text)
         av_log(ic, AV_LOG_VERBOSE, "Ignoring outlier non primary stream starttime %f\n", start_time_text / (float)AV_TIME_BASE);
 
-    if (end_time == INT64_MIN || (end_time < end_time_text && end_time_text - end_time < AV_TIME_BASE)) {
+    if (end_time == INT64_MIN || (end_time < end_time_text && end_time_text - (uint64_t)end_time < AV_TIME_BASE)) {
         end_time = end_time_text;
     } else if (end_time < end_time_text) {
         av_log(ic, AV_LOG_VERBOSE, "Ignoring outlier non primary stream endtime %f\n", end_time_text / (float)AV_TIME_BASE);