diff --git a/platform/src/ssl_stream.cpp b/platform/src/ssl_stream.cpp
index 4040d54..d146f96 100644
--- a/platform/src/ssl_stream.cpp
+++ b/platform/src/ssl_stream.cpp
@@ -2109,6 +2109,7 @@ void ssl_stream_free_and_close_fd(struct ssl_stream * s_stream, struct event_bas
 	}
 	//sslshutctx = ssl_shutdown_ctx_new(s_stream, evbase);
 	//pxy_ssl_shutdown_cb(fd, 0, sslshutctx);
+	bufferevent_setcb(bev, NULL, NULL, NULL, NULL);
 	SSL_set_shutdown(s_stream->ssl, SSL_RECEIVED_SHUTDOWN);
 	SSL_shutdown(s_stream->ssl);
 	bufferevent_disable(bev, EV_READ|EV_WRITE);