diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e44b7b079..3f40c10a0 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,13 +1,13 @@
 repos:
 -   repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v5.0.0
+    rev: v6.0.0
     hooks:
     -   id: trailing-whitespace
     -   id: end-of-file-fixer
     -   id: check-yaml
     -   id: check-added-large-files
 - repo: https://github.com/astral-sh/ruff-pre-commit
-  rev: v0.11.5
+  rev: v0.15.2
   hooks:
     - id: ruff
       args: [ --fix ]
@@ -16,7 +16,7 @@ repos:
       types_or: ["python"]
 
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: 'v1.15.0'
+    rev: 'v1.19.1'
     hooks:
     -   id: mypy
         additional_dependencies: ["types-tabulate", "types-requests"]
diff --git a/amlb/utils/core.py b/amlb/utils/core.py
index ed1a1dcb4..48db91761 100644
--- a/amlb/utils/core.py
+++ b/amlb/utils/core.py
@@ -300,13 +300,15 @@ def as_list(*args):
 def flatten(iterable, flatten_tuple=False, flatten_dict=False):
     return reduce(
         lambda left, right: (
-            left.extend(right)
-            if isinstance(right, (list, tuple) if flatten_tuple else list)
-            else left.extend(right.items())
-            if flatten_dict and isinstance(right, dict)
-            else left.append(right)
-        )
-        or left,
+            (
+                left.extend(right)
+                if isinstance(right, (list, tuple) if flatten_tuple else list)
+                else left.extend(right.items())
+                if flatten_dict and isinstance(right, dict)
+                else left.append(right)
+            )
+            or left
+        ),
         iterable,
         [],
     )
diff --git a/amlb/utils/os.py b/amlb/utils/os.py
index 131b559c0..9449637a2 100644
--- a/amlb/utils/os.py
+++ b/amlb/utils/os.py
@@ -195,8 +195,10 @@ def add_to_archive(file, isdir):
             walk_apply(
                 path,
                 add_to_archive,
-                filter_=lambda p: (filter_ is None or filter_(p))
-                and not os.path.samefile(dest_archive, p),
+                filter_=lambda p: (
+                    (filter_ is None or filter_(p))
+                    and not os.path.samefile(dest_archive, p)
+                ),
             )
 
 
diff --git a/frameworks/H2OAutoML/exec.py b/frameworks/H2OAutoML/exec.py
index 009ed49c7..b27c7fd69 100644
--- a/frameworks/H2OAutoML/exec.py
+++ b/frameworks/H2OAutoML/exec.py
@@ -283,8 +283,10 @@ def save_artifacts(automl, dataset, config):
                 models_artifacts.append(models_archive)
                 clean_dir(
                     models_dir,
-                    filter_=lambda p: p not in models_artifacts
-                    and os.path.splitext(p)[1] in [".json", ".zip", ""],
+                    filter_=lambda p: (
+                        p not in models_artifacts
+                        and os.path.splitext(p)[1] in [".json", ".zip", ""]
+                    ),
                 )
 
         if "model_predictions" in artifacts: