diff --git a/run_flaschengeist b/run_flaschengeist
index e11271e..55fabad 100644
--- a/run_flaschengeist
+++ b/run_flaschengeist
@@ -167,6 +167,28 @@ def export(arguments):
         gen.write()
 
 
+def ldap_sync(arguments):
+    from flaschengeist.app import create_app
+    from flaschengeist.controller import userController
+    from flaschengeist.plugins.auth_ldap import AuthLDAP
+    from ldap3 import SUBTREE
+
+    app = create_app()
+    with app.app_context():
+        auth_ldap: AuthLDAP = app.config.get("FG_PLUGINS").get("auth_ldap")
+        if auth_ldap:
+            conn = auth_ldap.ldap.connection
+            if not conn:
+                conn = auth_ldap.ldap.connect(auth_ldap.root_dn, auth_ldap.root_secret)
+            conn.search(auth_ldap.search_dn, "(uid=*)", SUBTREE, attributes=["uid", "givenName", "sn", "mail"])
+            ldap_users_response = conn.response
+            for ldap_user in ldap_users_response:
+                uid = ldap_user["attributes"]["uid"][0]
+                userController.find_user(uid)
+            exit()
+        raise Exception("auth_ldap not found")
+
+
 if __name__ == "__main__":
     # create the top-level parser
     parser = argparse.ArgumentParser()
@@ -192,5 +214,8 @@ if __name__ == "__main__":
     )
     parser_export.add_argument("--plugins", help="Also export plugins (none means all)", nargs="*")
 
+    parser_ldap_sync = subparsers.add_parser("ldap_sync", help="synch ldap-users with database")
+    parser_ldap_sync.set_defaults(func=ldap_sync)
+
     args = parser.parse_args()
     args.func(args)