diff --git a/easywks/util.py b/easywks/util.py
index edfd22a..9292f58 100644
--- a/easywks/util.py
+++ b/easywks/util.py
@@ -76,4 +76,4 @@ def split_revoked(keys: Iterable[PGPKey]) -> Tuple[List[PGPKey], List[PGPKey]]:
                 revoked_keys.add(key)
                 break
     key = [k for k in keys if k not in revoked_keys]
-    return key, list(revoked_keys)
\ No newline at end of file
+    return key, list(revoked_keys)