diff --git a/libavformat/sapenc.c b/libavformat/sapenc.c
index f90955790d..07fbf48e97 100644
--- a/libavformat/sapenc.c
+++ b/libavformat/sapenc.c
@@ -49,7 +49,7 @@ static int sap_write_close(AVFormatContext *s)
         if (!rtpctx)
             continue;
         av_write_trailer(rtpctx);
-        avio_close(rtpctx->pb);
+        avio_closep(&rtpctx->pb);
         avformat_free_context(rtpctx);
         s->streams[i]->priv_data = NULL;
     }