diff --git a/libavformat/sctp.c b/libavformat/sctp.c
index 1d8261576c..058dfbf1fc 100644
--- a/libavformat/sctp.c
+++ b/libavformat/sctp.c
@@ -282,6 +282,8 @@ fail:
         goto restart;
     }
 fail1:
+    if (fd >= 0)
+        closesocket(fd);
     ret = AVERROR(EIO);
     freeaddrinfo(ai);
     return ret;