diff --git a/run_flaschengeist b/run_flaschengeist
index 1aca1be..661f173 100644
--- a/run_flaschengeist
+++ b/run_flaschengeist
@@ -179,8 +179,8 @@ def ldap(arguments):
             from flaschengeist.plugins.auth_ldap import AuthLDAP
             from ldap3 import SUBTREE
 
-            auth_ldap: AuthLDAP = app.config.get("FG_PLUGINS").get("auth_ldap")
-            if auth_ldap is None:
+            auth_ldap: AuthLDAP = app.config.get("FG_AUTH_BACKEND")
+            if auth_ldap is None and isinstance(auth_ldap, AuthLDAP):
                 raise Exception("Plugin >auth_ldap< not found")
             conn = auth_ldap.ldap.connection
             if not conn: