diff --git a/parsedmarc/cli.py b/parsedmarc/cli.py
index 6f8b435..c7eeead 100644
--- a/parsedmarc/cli.py
+++ b/parsedmarc/cli.py
@@ -13,7 +13,6 @@ from configparser import ConfigParser
 from glob import glob
 from multiprocessing import Pipe, Process
 from ssl import CERT_NONE, create_default_context
-from typing import Union, cast
 
 import yaml
 from tqdm import tqdm