diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 7d78c41d3c..4d1bc6d427 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -2508,8 +2508,10 @@ static int mpegts_probe(AVProbeData *p)
 
     ff_dlog(0, "TS score: %d %d\n", sumscore, maxscore);
 
-    if        (check_count >= CHECK_COUNT && sumscore > 6) {
+    if        (check_count > CHECK_COUNT && sumscore > 6) {
         return AVPROBE_SCORE_MAX   + sumscore - CHECK_COUNT;
+    } else if (check_count >= CHECK_COUNT && sumscore > 6) {
+        return AVPROBE_SCORE_MAX/2 + sumscore - CHECK_COUNT;
     } else if (check_count >= CHECK_COUNT && maxscore > 6) {
         return AVPROBE_SCORE_MAX/2 + sumscore - CHECK_COUNT;
     } else if (sumscore > 6) {