diff --git a/src/jinjarope/deepmerge.py b/src/jinjarope/deepmerge.py
index 26c9ac1..85fa556 100644
--- a/src/jinjarope/deepmerge.py
+++ b/src/jinjarope/deepmerge.py
@@ -2,7 +2,7 @@
 
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, TypeVar
+from typing import TYPE_CHECKING, Any, TypeVar
 
 
 if TYPE_CHECKING:
@@ -74,7 +74,8 @@ def merge_list(merger: DeepMerger, source: list, target: list) -> list:
 class DeepMerger:
     """A class that handles deep merging of data structures.
 
-    The merger can be customized by providing different merge strategies for different types.
+    The merger can be customized by providing different merge strategies
+    for different types.
 
     Attributes:
         mergers: A dictionary mapping types to their corresponding merge functions