diff --git a/doc/examples/remuxing.c b/doc/examples/remuxing.c
index 39d9dee862..e9758a8dcb 100644
--- a/doc/examples/remuxing.c
+++ b/doc/examples/remuxing.c
@@ -153,7 +153,7 @@ end:
 
     /* close output */
     if (ofmt_ctx && !(ofmt->flags & AVFMT_NOFILE))
-        avio_close(ofmt_ctx->pb);
+        avio_closep(&ofmt_ctx->pb);
     avformat_free_context(ofmt_ctx);
 
     if (ret < 0 && ret != AVERROR_EOF) {