diff --git a/pyzkaccess/cli.py b/pyzkaccess/cli.py
index 0aa3454..2f2fa5d 100644
--- a/pyzkaccess/cli.py
+++ b/pyzkaccess/cli.py
@@ -24,7 +24,7 @@
     Tuple,
     Type,
     TypeVar,
-    Union
+    Union,
 )
 
 import fire