diff --git a/octoprint_auth_ldap/__init__.py b/octoprint_auth_ldap/__init__.py
index 92f2fe8..8483379 100644
--- a/octoprint_auth_ldap/__init__.py
+++ b/octoprint_auth_ldap/__init__.py
@@ -63,11 +63,11 @@ class LDAPUserManager(FilebasedUserManager,
             #connection.bind_s(dn, password)
             #connection.unbind_s()
             
-            data = self.check_auth(self, username, password)
+            data = self.check_auth(username, password)
             self._logger.error("wassup")
             self._logger.error(str(data))
 
-            for group in self.ldapifyf_groups(self,LDAP_GROUPS):
+            for group in self.ldapify_groups(LDAP_GROUPS):
                 if group in data.get('memberOf', []):
                     user = FilebasedUserManager.findUser(self, username)
                     if not user: