diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index beee1a14c..0fd228372 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -23,12 +23,19 @@ repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
     rev: v2.4.0
     hooks:
+      - id: check-ast
+      - id: check-docstring-first
+      - id: check-executables-have-shebangs
+      - id: check-merge-conflict
+      - id: check-symlinks
+      - id: debug-statements
       - id: trailing-whitespace
       - id: check-yaml
       - id: mixed-line-ending
       - id: name-tests-test
         args: ['--django']
       - id: check-json
+      - id: requirements-txt-fixer
   - repo: https://github.com/codespell-project/codespell
     rev: v1.16.0
     hooks:
@@ -38,6 +45,10 @@ repos:
     rev: v0.0.3
     hooks:
       - id: taskcluster_yml
+  - repo: https://github.com/asottile/yesqa
+    rev: v0.0.11
+    hooks:
+      - id: yesqa
   - repo: meta
     hooks:
       - id: check-useless-excludes
diff --git a/backend/requirements.txt b/backend/requirements.txt
index becce9c79..aa15565bb 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,6 +1,7 @@
 -e ../tools #egg=code-coverage-tools
 connexion==2.4.0
 datadog==0.32.0
+fakeredis==1.1.0
 Flask==1.1.1
 Flask-Cors==3.0.8
 flask-talisman==0.7.0
@@ -8,7 +9,6 @@ google-cloud-storage==1.23.0
 gunicorn==20.0.4
 python-dateutil==2.8.1
 pytoml==0.1.21
-fakeredis==1.1.0
 redis==3.3.11
 swagger-ui-bundle==0.0.6
 zstandard==0.12.0
diff --git a/bot/requirements-dev.txt b/bot/requirements-dev.txt
index 4cdc62059..a88567811 100644
--- a/bot/requirements-dev.txt
+++ b/bot/requirements-dev.txt
@@ -1,5 +1,5 @@
-jsonschema==3.2.0
 json-e==3.0.0
+jsonschema==3.2.0
 pre-commit==1.20.0
 pytest==5.3.1
 pytest-responses==0.4.0
diff --git a/bot/tests/test_taskcluster.py b/bot/tests/test_taskcluster.py
index 03794b207..5f1e062b2 100644
--- a/bot/tests/test_taskcluster.py
+++ b/bot/tests/test_taskcluster.py
@@ -42,7 +42,7 @@ def test_get_task(
         "http://taskcluster.test/api/index/v1/task/gecko.v2.mozilla-central.revision.b2a9a4bb5c94de179ae7a3f52fde58c0e2897498.firefox.linux64-ccov-opt",
         json=LATEST_LINUX,
         status=200,
-    )  # noqa
+    )
     assert (
         taskcluster.get_task(
             "mozilla-central", "b2a9a4bb5c94de179ae7a3f52fde58c0e2897498", "linux"
@@ -55,7 +55,7 @@ def test_get_task(
         "http://taskcluster.test/api/index/v1/task/gecko.v2.mozilla-central.revision.916103b8675d9fdb28b891cac235d74f9f475942.firefox.win64-ccov-debug",
         json=LATEST_WIN,
         status=200,
-    )  # noqa
+    )
     assert (
         taskcluster.get_task(
             "mozilla-central", "916103b8675d9fdb28b891cac235d74f9f475942", "windows"
@@ -70,7 +70,7 @@ def test_get_task_not_found(mock_taskcluster, TASK_NOT_FOUND):
         "http://taskcluster.test/api/index/v1/task/gecko.v2.mozilla-central.revision.b2a9a4bb5c94de179ae7a3f52fde58c0e2897498.firefox.linux64-ccov-opt",
         json=TASK_NOT_FOUND,
         status=404,
-    )  # noqa
+    )
 
     assert (
         taskcluster.get_task(
@@ -88,7 +88,7 @@ def test_get_task_failure(mock_taskcluster, TASK_NOT_FOUND):
         "http://taskcluster.test/api/index/v1/task/gecko.v2.mozilla-central.revision.b2a9a4bb5c94de179ae7a3f52fde58c0e2897498.firefox.linux64-ccov-opt",
         json=err,
         status=500,
-    )  # noqa
+    )
 
     with pytest.raises(TaskclusterRestFailure, match="Indexed task not found"):
         taskcluster.get_task(
@@ -116,14 +116,14 @@ def test_get_tasks_in_group(mock_taskcluster, GROUP_TASKS_1, GROUP_TASKS_2):
         json=GROUP_TASKS_1,
         status=200,
         match_querystring=True,
-    )  # noqa
+    )
     responses.add(
         responses.GET,
         "http://taskcluster.test/api/queue/v1/task-group/aPt9FbIdQwmhwDIPDYLuaw/list?continuationToken=1%2132%21YVB0OUZiSWRRd21od0RJUERZTHVhdw--~1%2132%21ZnJVcGRRT0VTalN0Nm9Ua1Ztcy04UQ--&limit=200",  # noqa
         json=GROUP_TASKS_2,
         status=200,
         match_querystring=True,
-    )  # noqa
+    )
 
     assert (
         list(taskcluster.get_tasks_in_group("aPt9FbIdQwmhwDIPDYLuaw"))
@@ -265,7 +265,7 @@ def test_get_platform(task_name, expected):
 def test_download_artifact_forbidden(mocked_sleep, mock_taskcluster, tmpdir):
     responses.add(
         responses.GET,
-        "https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/FBdocjnAQOW_GJDOfmgjxw/artifacts/public%2Ftest_info%2Fcode-coverage-grcov.zip",  # noqa
+        "https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/FBdocjnAQOW_GJDOfmgjxw/artifacts/public%2Ftest_info%2Fcode-coverage-grcov.zip",
         body="xml error...",
         status=403,
     )
@@ -287,7 +287,7 @@ def test_download_artifact_forbidden(mocked_sleep, mock_taskcluster, tmpdir):
 def test_download_artifact_badzip(mocked_sleep, mock_taskcluster, tmpdir):
     responses.add(
         responses.GET,
-        "https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/FBdocjnAQOW_GJDOfmgjxw/artifacts/public%2Ftest_info%2Fcode-coverage-grcov.zip",  # noqa
+        "https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/FBdocjnAQOW_GJDOfmgjxw/artifacts/public%2Ftest_info%2Fcode-coverage-grcov.zip",
         body="NOT A ZIP FILE",
         status=200,
         stream=True,
diff --git a/frontend/src/base.html b/frontend/src/base.html
old mode 100755
new mode 100644
diff --git a/tools/requirements.txt b/tools/requirements.txt
index e29941542..233842cb0 100644
--- a/tools/requirements.txt
+++ b/tools/requirements.txt
@@ -1,7 +1,6 @@
+# limit async-timeout version to avoid using the alpha 4.0.0a0
+async-timeout<4.0,>=3.0
 logbook
+raven
 structlog
 taskcluster==24.1.0
-raven
-
-# limit async-timeout version to avoid using the alpha 4.0.0a0
-async-timeout<4.0,>=3.0