--- a/plugins/mod_s2s/mod_s2s.lua	Fri May 07 16:41:39 2021 +0100
+++ b/plugins/mod_s2s/mod_s2s.lua	Fri May 07 17:03:49 2021 +0100
@@ -37,7 +37,7 @@
 local secure_domains, insecure_domains =
 	module:get_option_set("s2s_secure_domains", {})._items, module:get_option_set("s2s_insecure_domains", {})._items;
 local require_encryption = module:get_option_boolean("s2s_require_encryption", false);
-local stanza_size_limit = module:get_option_number("s2s_stanza_size_limit"); -- TODO come up with a sensible default (util.xmppstream defaults to 10M)
+local stanza_size_limit = module:get_option_number("s2s_stanza_size_limit", 1024*512);
 
 local measure_connections = module:measure("connections", "amount");
 local measure_ipv6 = module:measure("ipv6", "amount");