diff --git a/evennia/commands/default/building.py b/evennia/commands/default/building.py
index 76a52f0a00..35898a7af6 100644
--- a/evennia/commands/default/building.py
+++ b/evennia/commands/default/building.py
@@ -398,7 +398,7 @@ class CmdCpAttr(ObjManipCommand):
                                                                             to_obj_name,
                                                                             to_attr,
                                                                             repr(value)))
-        caller.msg(result."".join(result)
+        caller.msg("".join(result))
 
 
 class CmdMvAttr(ObjManipCommand):