diff --git a/ffserver.c b/ffserver.c
index 1d328923400e276710aaf83080088b443f7aa130..20900fb44e394369eb09f861c4cd431ea636738e 100644
--- a/ffserver.c
+++ b/ffserver.c
@@ -811,7 +811,8 @@ static void http_send_too_busy_reply(int fd)
                        "</body></html>\r\n",
                        nb_connections, nb_max_connections);
     av_assert0(len < sizeof(buffer));
-    send(fd, buffer, len, 0);
+    if (send(fd, buffer, len, 0) < len)
+        av_log(NULL, AV_LOG_WARNING, "Could not send too-busy reply, send() failed\n");
 }