diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index b0de2096..bea2466b 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -25,12 +25,12 @@ repos:
     hooks:
     -   id: validate_manifest
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v2.31.0
+    rev: v2.31.1
     hooks:
     -   id: pyupgrade
         args: [--py37-plus]
 -   repo: https://github.com/asottile/reorder_python_imports
-    rev: v2.7.1
+    rev: v3.0.1
     hooks:
     -   id: reorder-python-imports
         args: [--py37-plus, --add-import, 'from __future__ import annotations']
@@ -45,7 +45,7 @@ repos:
     hooks:
     -   id: setup-cfg-fmt
 -   repo: https://github.com/pre-commit/mirrors-mypy
-    rev: v0.931
+    rev: v0.940
     hooks:
     -   id: mypy
         additional_dependencies: [types-all]
diff --git a/pre_commit/error_handler.py b/pre_commit/error_handler.py
index a6a7329e..992f5cdc 100644
--- a/pre_commit/error_handler.py
+++ b/pre_commit/error_handler.py
@@ -6,6 +6,7 @@ import os.path
 import sys
 import traceback
 from typing import Generator
+from typing import IO
 
 import pre_commit.constants as C
 from pre_commit import output
@@ -32,7 +33,7 @@ def _log_and_exit(
     with contextlib.ExitStack() as ctx:
         if os.access(storedir, os.W_OK):
             output.write_line(f'Check the log at {log_path}')
-            log = ctx.enter_context(open(log_path, 'wb'))
+            log: IO[bytes] = ctx.enter_context(open(log_path, 'wb'))
         else:  # pragma: win32 no cover
             output.write_line(f'Failed to write to log at {log_path}')
             log = sys.stdout.buffer