diff --git a/inc/mod/auth.php b/inc/mod/auth.php
index f2003dfe..0223b4b3 100644
--- a/inc/mod/auth.php
+++ b/inc/mod/auth.php
@@ -39,7 +39,7 @@ function login($username, $password, $makehash=true) {
 		$password = sha1($password);
 	}
 	
-	$query = prepare("SELECT `id`, `type`, `boards`, `password`, `salt` FROM ``mods`` WHERE `username` = :username");
+	$query = prepare("SELECT `id`, `type`, `boards`, `password`, `salt` FROM ``mods`` WHERE BINARY `username` = :username");
 	$query->bindValue(':username', $username);
 	$query->execute() or error(db_error($query));