diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 09d5f08..6df9a31 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -35,11 +35,11 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
-      uses: github/codeql-action/init@v1
+      uses: github/codeql-action/init@v2
       with:
         languages: ${{ matrix.language }}
         # If you wish to specify custom queries, you can do so here or in a config file.
@@ -50,7 +50,7 @@ jobs:
     # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
     # If this step fails, then you should remove it and run the build manually (see below)
     - name: Autobuild
-      uses: github/codeql-action/autobuild@v1
+      uses: github/codeql-action/autobuild@v2
 
     # ℹ️ Command-line programs to run using the OS shell.
     # 📚 https://git.io/JvXDl
@@ -64,4 +64,4 @@ jobs:
     #   make release
 
     - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v1
+      uses: github/codeql-action/analyze@v2
diff --git a/.github/workflows/create-release.yml b/.github/workflows/create-release.yml
index 9f51eb2..b4398a7 100644
--- a/.github/workflows/create-release.yml
+++ b/.github/workflows/create-release.yml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Create Release
         id: create_release
         uses: actions/create-release@v1
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index 0df9405..478d5e6 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -9,20 +9,26 @@ jobs:
 
     steps:
       - name: Check out Git repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.11'
 
       - name: Install Python dependencies
         run: |
           pip install black \
-          pip install mypy
+          pip install mypy \
+          pip install .
 
-      - name: Run linters
+      - name: Run black
         uses: wearerequired/lint-action@v2
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           black: true
-          mypy: true
           auto_fix: true
+
+      - name: Run mypy
+        run: |
+          mypy bloomfilter/ --strict
diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index f48fa2b..82c106e 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -10,11 +10,11 @@ jobs:
     if: github.event_name == 'push' && startsWith(github.ref, 'refs/tags')
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
-        python-version: '3.x'
+        python-version: '3.11'
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index a0607d5..0f0aad5 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -13,9 +13,9 @@ jobs:
         python-version: ['3.8', '3.9', '3.10', '3.11']
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
@@ -27,7 +27,7 @@ jobs:
       run: |
         pytest --cov=bloomfilter --cov-report=xml
     - name: "Upload coverage to Codecov"
-      uses: codecov/codecov-action@v1
+      uses: codecov/codecov-action@v3
       with:
         token: ${{ secrets.CODECOV_TOKEN }}
         fail_ci_if_error: true