diff --git a/libavformat/cinedec.c b/libavformat/cinedec.c
index de34fb9638..8ed2fde35e 100644
--- a/libavformat/cinedec.c
+++ b/libavformat/cinedec.c
@@ -284,7 +284,7 @@ static int cine_read_packet(AVFormatContext *avctx, AVPacket *pkt)
     AVIOContext *pb = avctx->pb;
     int n, size, ret;
 
-    if (cine->pts >= st->duration)
+    if (cine->pts >= st->nb_index_entries)
         return AVERROR_EOF;
 
     avio_seek(pb, st->index_entries[cine->pts].pos, SEEK_SET);