diff --git a/management/univention-management-console/src/univention/management/console/protocol/session.py b/management/univention-management-console/src/univention/management/console/protocol/session.py
index bac4b73..08f6e29 100644
--- a/management/univention-management-console/src/univention/management/console/protocol/session.py
+++ b/management/univention-management-console/src/univention/management/console/protocol/session.py
@@ -467,7 +467,7 @@ def handle_request_get(self, msg):
 			self._init_ldap_connection()
 			if self.lo:
 				try:
-					domaincontrollers = self.lo.search(filter="(objectClass=univentionDomainController)", attr=['cn', 'associatedDomain'])
+					domaincontrollers = self.lo.search(filter="(univentionService=Univention Management Console)", attr=['cn', 'associatedDomain'])
 				except (ldap.LDAPError, udm_errors.base) as exc:
 					CORE.warn('Could not search for domaincontrollers: %s' % (exc))
 					domaincontrollers = []