diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 004a613..067d4b6 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -10,7 +10,7 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-python@v2
       - uses: actions/cache@v2
         with:
@@ -46,7 +46,7 @@ jobs:
           - python-version: "3.4"
             os: ubuntu-18.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: actions/setup-python@v2
         with:
           python-version: ${{ matrix.python-version }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 61dc5ee..37df877 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     if: github.event.workflow_run.conclusion == 'success'
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: GoogleCloudPlatform/release-please-action@v3
         id: release_please
         with:
@@ -30,7 +30,7 @@ jobs:
     needs: release_please
     if: needs.release_please.outputs.release_created
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
         with:
           ref: ${{ needs.release_please.outputs.sha }}
       - uses: actions/setup-python@v2
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index bab0e8d..902670f 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/psf/black
-    rev: 21.11b1
+    rev: 22.1.0
     hooks:
       - id: black
 
@@ -14,7 +14,7 @@ repos:
           - #
             pyflakes ==2.4.0
           - #
-            flake8-bandit ==2.1.2
+            flake8-bandit ==3.0.0
           - #
             bandit ==1.7.4
           - #
diff --git a/renovate.json b/renovate.json
index 0876282..b602b74 100644
--- a/renovate.json
+++ b/renovate.json
@@ -1,6 +1,7 @@
 {
   "extends": [
     "config:base",
+    ":prConcurrentLimit20",
     ":preserveSemverRanges"
   ],
   "ignorePresets": [
diff --git a/requirements-dev.txt b/requirements-dev.txt
index c1f27d2..bae55df 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,11 +1,11 @@
 -r requirements-test.txt
 
-black ==21.11b1
+black ==22.1.0
 
 flake8 ==4.0.1
 pycodestyle ==2.8.0
 pyflakes ==2.4.0
-flake8-bandit == 2.1.2
+flake8-bandit ==3.0.0
 bandit ==1.7.4
 flake8-bugbear ==21.4.3
 flake8-docstrings ==1.6.0
diff --git a/test_hashpipe.py b/test_hashpipe.py
index fc748e9..e37ecd5 100644
--- a/test_hashpipe.py
+++ b/test_hashpipe.py
@@ -176,7 +176,7 @@ def test_grouping() -> None:
         TestCase(
             key=bytes.fromhex("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"),
             data=b"Well, Hi There!",
-            pattern=re.compile(br"Well, (Hi There)"),
+            pattern=re.compile(rb"Well, (Hi There)"),
             algorithm="md5",
             result=(
                 "Well, %s!" % _format_hash(b"9294727a3638bb1c13f48ef8158bfc9d").decode()
@@ -185,7 +185,7 @@ def test_grouping() -> None:
         TestCase(
             key=bytes.fromhex("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"),
             data=b"Well, Hi There!",
-            pattern=re.compile(br"(?P<name_ignored>Hi There)"),
+            pattern=re.compile(rb"(?P<name_ignored>Hi There)"),
             algorithm="md5",
             result=(
                 "Well, %s!" % _format_hash(b"9294727a3638bb1c13f48ef8158bfc9d").decode()
@@ -194,7 +194,7 @@ def test_grouping() -> None:
         TestCase(
             key=bytes.fromhex("0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"),
             data=b"Well, Hi There!",
-            pattern=re.compile(br"\b(Hi There)\b"),
+            pattern=re.compile(rb"\b(Hi There)\b"),
             algorithm="sha1",
             result=(
                 "Well, %s!"