diff --git a/src/hubot/irc.coffee b/src/hubot/irc.coffee
index 05552fa65..0b524e9d5 100644
--- a/src/hubot/irc.coffee
+++ b/src/hubot/irc.coffee
@@ -36,9 +36,9 @@ class IrcBot extends Robot
           user_id[from] = next_id
           next_id = next_id + 1
 
-        user = new Robot.User user_id[from], from || "user", {
-          room: toRoom,
-        }
+      user = new Robot.User user_id[from], {
+        room: toRoom,
+      }
 
       self.receive new Robot.Message(user, message)