--- a/mod_muc_rtbl/mod_muc_rtbl.lua	Thu Jul 31 15:12:51 2025 +0100
+++ b/mod_muc_rtbl/mod_muc_rtbl.lua	Thu Jul 31 15:43:41 2025 +0100
@@ -23,7 +23,7 @@
 
 local function parse_xmpp_uri(uri)
 	local parsed = url.parse(uri);
-	if parsed.scheme ~= "xmpp" then
+	if parsed.scheme and parsed.scheme ~= "xmpp" then
 		return nil, "unexpected-scheme";
 	end
 
@@ -42,7 +42,7 @@
 for _, rtbl_uri in ipairs(rtbl_config) do
 	local uri = parse_xmpp_uri(rtbl_uri);
 	module:log("debug", "Subscribing to %q node %q", uri.jid, uri.params.node);
-	local rtbl = mod_rtbl.new_rtbl_subscription(uri.jid, uri.params.node, {});
+	local rtbl = mod_rtbl.new_rtbl_subscription(uri.jid, uri.params.node or "muc_bans_sha256", {});
 	table.insert(lists, rtbl);
 end