diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 7726fa7af..06b81571e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -571,6 +571,8 @@ vs2017-x64:
     - win32-ps
   needs: []
   variables:
+    GIT_SUBMODULE_STRATEGY: recursive
+    GIT_SUBMODULE_DEPTH: 1
     PYTHONUTF8: "1"
   script:
     # FIXME: These should use --wrap-mode=nodownload but the Windows CI machines
@@ -602,6 +604,8 @@ vs2017-x64-static:
     - win32-ps
   needs: []
   variables:
+    GIT_SUBMODULE_STRATEGY: recursive
+    GIT_SUBMODULE_DEPTH: 1
     PYTHONUTF8: "1"
   script:
     # FIXME: These should use --wrap-mode=nodownload but the Windows CI machines
diff --git a/gio/gsocks4aproxy.c b/gio/gsocks4aproxy.c
index 3dad118eb..b3146d08f 100644
--- a/gio/gsocks4aproxy.c
+++ b/gio/gsocks4aproxy.c
@@ -79,9 +79,9 @@ g_socks4a_proxy_init (GSocks4aProxy *proxy)
  * +----+----+----+----+----+----+----+----+----+----+....+----+------+....+------+
  * | VN | CD | DSTPORT |      DSTIP        | USERID       |NULL| HOST |    | NULL |
  * +----+----+----+----+----+----+----+----+----+----+....+----+------+....+------+
- *    1    1      2              4           variable       1    variable
+ *    1    1      2              4           variable       1    variable    1
  */
-#define SOCKS4_CONN_MSG_LEN	    (9 + SOCKS4_MAX_LEN * 2)
+#define SOCKS4_CONN_MSG_LEN	    (10 + SOCKS4_MAX_LEN * 2)
 static gint
 set_connect_msg (guint8      *msg,
 		 const gchar *hostname,