--- a/mod_sasl2_fast/mod_sasl2_fast.lua	Sat Oct 15 19:46:23 2022 +0100
+++ b/mod_sasl2_fast/mod_sasl2_fast.lua	Sat Oct 15 19:47:05 2022 +0100
@@ -185,7 +185,8 @@
 		name,
 		backend_profile_name,
 		cb_name
-	));
+	),
+	{ cb_name });
 end
 
 register_ht_mechanism("HT-SHA-256-NONE", "ht_sha_256", nil);