diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 161c6d0..c5632de 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -3,7 +3,7 @@ default_stages: [pre-commit, manual]
 repos:
 
 -   repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.11.13
+    rev: v0.12.0
     hooks:
     - id: ruff
       args: [
@@ -14,7 +14,7 @@ repos:
     - id: ruff-format
 
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v1.16.0
+    rev: v1.16.1
     hooks:
     - id: mypy
       additional_dependencies: [types-beautifulsoup4,types-requests]
diff --git a/src/disk_utils.py b/src/disk_utils.py
index 68bdeb0..943f5f7 100644
--- a/src/disk_utils.py
+++ b/src/disk_utils.py
@@ -7,12 +7,12 @@
 T = TypeVar("T", dict, list)
 
 
-def save_json(data: T, fname: str) -> None:
+def save_json[T: (dict, list)](data: T, fname: str) -> None:
     with Path(fname).open("w", encoding="utf-8") as f:
         json.dump(data, f)
 
 
-def load_json(fname: str, default_factory: type[T]) -> T:
+def load_json[T: (dict, list)](fname: str, default_factory: type[T]) -> T:
     try:
         with Path(fname).open(encoding="utf-8") as f:
             data = json.load(f)