diff --git a/octoprint_auth_ldap/__init__.py b/octoprint_auth_ldap/__init__.py
index 7f6db02..3f434df 100644
--- a/octoprint_auth_ldap/__init__.py
+++ b/octoprint_auth_ldap/__init__.py
@@ -50,8 +50,8 @@ class LDAPUserManager(FilebasedUserManager,
         if FilebasedUserManager.findUser(self, username) is not None:
             return FilebasedUserManager.changeUserPassword(self, username, password)
 
-    def findUser(self, userid=None, session=None):
-        local_user = FilebasedUserManager.findUser(self, userid, session)
+    def findUser(self, userid=None, apikey=None, session=None):
+        local_user = FilebasedUserManager.findUser(self, userid, apikey, session)
         #If user not exists in local database, search it on LDAP
         if userid and not local_user:
             if(self.findLDAPUser(userid)):