diff --git a/bumpversion/aliases.py b/bumpversion/aliases.py
index da284335..92353098 100644
--- a/bumpversion/aliases.py
+++ b/bumpversion/aliases.py
@@ -40,7 +40,8 @@ def resolve_command(self, ctx: Context, args: List[str]) -> tuple:
                 original_args.remove("bump")
             else:
                 print_warning(
-                    "Calling bumpversion without a subcommand is deprecated. " "Please use `bump-my-version bump` instead"
+                    "Calling bumpversion without a subcommand is deprecated. "
+                    "Please use `bump-my-version bump` instead"
                 )
             return cmd.name, cmd, original_args
         return cmd.name, cmd, args