diff --git a/libav/mov.c b/libav/mov.c
index c8c2c3e05e..91c7155b08 100644
--- a/libav/mov.c
+++ b/libav/mov.c
@@ -1326,7 +1326,7 @@ static int mov_read_close(AVFormatContext *s)
     for(i=0; i<mov->total_streams; i++)
         mov_free_stream_context(mov->streams[i]);
     for(i=0; i<s->nb_streams; i++)
-        av_free(s->streams[i]);
+	av_freep(&s->streams[i]);
     return 0;
 }