diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 989777da..aa11be69 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,5 +1,5 @@
 -   repo: git@github.com:pre-commit/pre-commit-hooks
-    sha: 84fbf05803f25fea2ad4a9509b3666840bf580b4
+    sha: ca93f6834f2afc8a8f7de46c0e02076419077c7a
     hooks:
     -   id: trailing-whitespace
         files: \.(py|sh|yaml)$
@@ -11,13 +11,13 @@
         files: \.py$
     -   id: name-tests-test
         files: tests/.+\.py$
-    -   id: pyflakes
+    -   id: flake8
         files: \.py$
+        args: [--max-line-length=131]
 -   repo: git@github.com:pre-commit/pre-commit
-    sha: 3cfc49b522dee27cdcce83781cd874c5638ad6c1
+    sha: 2c7ec7a744908896af3afd140346e690deca7782
     hooks:
     -   id: validate_config
         files: ^\.pre-commit-config.yaml$
     -   id: validate_manifest
         files: ^hooks.yaml$
-        exclude: ^$
diff --git a/testing/auto_namedtuple.py b/testing/auto_namedtuple.py
index b585e6da..0841094e 100644
--- a/testing/auto_namedtuple.py
+++ b/testing/auto_namedtuple.py
@@ -1,5 +1,6 @@
 import collections
 
+
 def auto_namedtuple(classname='auto_namedtuple', **kwargs):
     """Returns an automatic namedtuple object.
 
diff --git a/testing/resources/python_hooks_repo/foo/main.py b/testing/resources/python_hooks_repo/foo/main.py
index 5be7cd29..23d20014 100644
--- a/testing/resources/python_hooks_repo/foo/main.py
+++ b/testing/resources/python_hooks_repo/foo/main.py
@@ -1,5 +1,6 @@
 import sys
 
+
 def func():
     print repr(sys.argv[1:])
     print 'Hello World'
diff --git a/testing/util.py b/testing/util.py
index 90459952..50390cbe 100644
--- a/testing/util.py
+++ b/testing/util.py
@@ -28,6 +28,7 @@ def copy_tree_to_path(src_dir, dest_dir):
         else:
             shutil.copy(srcname, destname)
 
+
 def is_valid_according_to_schema(obj, schema):
     try:
         jsonschema.validate(obj, schema)
diff --git a/tox.ini b/tox.ini
index 41db3e3d..58a63d8c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,8 +10,8 @@ commands =
     coverage erase
     coverage run -m pytest {posargs:tests}
     coverage report --show-missing --fail-under 93
-    flake8 {[tox]project} tests setup.py
-#    pylint {[tox]project} tests setup.py
+    flake8 {[tox]project} testing tests setup.py
+#    pylint {[tox]project} testing tests setup.py
 
 [testenv:venv]
 envdir = venv-{[tox]project}