diff --git a/lib/ftp.c b/lib/ftp.c
index ce7f9c2037..f6921e4262 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 1998 - 2022, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -4102,6 +4102,11 @@ static CURLcode ftp_disconnect(struct Curl_easy *data,
   return CURLE_OK;
 }
 
+#ifdef _MSC_VER
+/* warning C4706: assignment within conditional expression */
+#pragma warning(disable:4706)
+#endif
+
 /***********************************************************************
  *
  * ftp_parse_url_path()