diff --git a/modules/users/users.js b/modules/users/users.js
index f5e3e9d..1249901 100644
--- a/modules/users/users.js
+++ b/modules/users/users.js
@@ -40,6 +40,7 @@ var users = function(dbot) {
                 user = knownUsers.aliases[nick];
             }
 
+            if(useLowercase) user = user.toLowerCase();
             return user;
         }
     };