--- a/src/init.c	2020-07-11 21:55:28.055428530 +0800
+++ b/src/init.c	2020-07-11 21:58:08.698565761 +0800
@@ -412,7 +412,7 @@ defaults (void)
   tmp = getenv ("no_proxy");
   if (tmp)
     opt.no_proxy = sepstring (tmp);
-  opt.prefer_family = prefer_none;
+  opt.prefer_family = prefer_ipv4;
   opt.allow_cache = true;
   opt.if_modified_since = true;