--- a/plugins/mod_dialback.lua	Sat Nov 02 15:39:40 2019 +0100
+++ b/plugins/mod_dialback.lua	Sat Nov 02 15:40:20 2019 +0100
@@ -107,6 +107,7 @@
 			return true;
 		elseif not from then
 			origin:close("improper-addressing");
+			return true;
 		end
 
 		if dwd and origin.secure then