diff --git a/libavformat/lrcdec.c b/libavformat/lrcdec.c
index e3e091a61a..f4a879954e 100644
--- a/libavformat/lrcdec.c
+++ b/libavformat/lrcdec.c
@@ -92,7 +92,7 @@ static int64_t read_ts(const char *p, int64_t *start)
     if (ret != 3 || prefix[0] != '[' || ss < 0 || ss > 60) {
         return 0;
     }
-    *start = (mm * 60 + ss) * AV_TIME_BASE;
+    *start = llrint((mm * 60 + ss) * AV_TIME_BASE);
     if (prefix[1] == '-') {
         *start = - *start;
     }