diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index c08b8f8a..5ad0c551 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -14,7 +14,7 @@ repos:
     - id: debug-statements
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.11.12
+    rev: v0.12.2
     hooks:
     - id: ruff
       args: ["--fix", "--show-fixes"]
@@ -26,7 +26,7 @@ repos:
     - id: sp-repo-review
 
   -   repo: https://github.com/pre-commit/mirrors-mypy
-      rev: v1.16.0
+      rev: v1.16.1
       hooks:
       -   id: mypy
           args: [--config-file, pyproject.toml]
diff --git a/numcodecs/abc.py b/numcodecs/abc.py
index 5aba8c25..decd84ca 100644
--- a/numcodecs/abc.py
+++ b/numcodecs/abc.py
@@ -29,14 +29,13 @@
 """
 
 from abc import ABC, abstractmethod
-from typing import Optional
 
 
 class Codec(ABC):
     """Codec abstract base class."""
 
     # override in sub-class
-    codec_id: Optional[str] = None
+    codec_id: str | None = None
     """Codec identifier."""
 
     @abstractmethod
diff --git a/numcodecs/checksum32.py b/numcodecs/checksum32.py
index fc6cafd0..b7d5bf0b 100644
--- a/numcodecs/checksum32.py
+++ b/numcodecs/checksum32.py
@@ -3,7 +3,7 @@
 import zlib
 from contextlib import suppress
 from types import ModuleType
-from typing import Literal, Optional
+from typing import Literal
 
 import numpy as np
 from typing_extensions import Buffer
@@ -12,7 +12,7 @@
 from .compat import ensure_contiguous_ndarray, ndarray_copy
 from .jenkins import jenkins_lookup3
 
-_crc32c: Optional[ModuleType] = None
+_crc32c: ModuleType | None = None
 with suppress(ImportError):
     import crc32c as _crc32c  # type: ignore[no-redef, unused-ignore]
 
diff --git a/numcodecs/lzma.py b/numcodecs/lzma.py
index 5c1a57ca..7b6b2348 100644
--- a/numcodecs/lzma.py
+++ b/numcodecs/lzma.py
@@ -1,7 +1,6 @@
 from types import ModuleType
-from typing import Optional
 
-_lzma: Optional[ModuleType] = None
+_lzma: ModuleType | None = None
 try:
     import lzma as _lzma
 except ImportError:  # pragma: no cover
diff --git a/numcodecs/zfpy.py b/numcodecs/zfpy.py
index 831952a5..80a1e78a 100644
--- a/numcodecs/zfpy.py
+++ b/numcodecs/zfpy.py
@@ -2,9 +2,8 @@
 from contextlib import suppress
 from importlib.metadata import PackageNotFoundError, version
 from types import ModuleType
-from typing import Optional
 
-_zfpy: Optional[ModuleType] = None
+_zfpy: ModuleType | None = None
 
 _zfpy_version: tuple = ()
 with suppress(PackageNotFoundError):