diff --git a/.github/workflows/build-linux-installer-deb.yml b/.github/workflows/build-linux-installer-deb.yml
index fdcaa9ed..30426a4a 100644
--- a/.github/workflows/build-linux-installer-deb.yml
+++ b/.github/workflows/build-linux-installer-deb.yml
@@ -40,7 +40,7 @@ jobs:
       run: bash build_scripts/clean-runner.sh || true
 
     - name: Setup Python environment
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4.2.0
       with:
         python-version: ${{ matrix.python-version }}
 
diff --git a/.github/workflows/build-macos-installer.yml b/.github/workflows/build-macos-installer.yml
index a6546839..31f62055 100644
--- a/.github/workflows/build-macos-installer.yml
+++ b/.github/workflows/build-macos-installer.yml
@@ -36,7 +36,7 @@ jobs:
         submodules: recursive
 
     - name: Setup Python environment
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4.2.0
       with:
         python-version: ${{ matrix.python-version }}
 
diff --git a/.github/workflows/build-windows-installer.yml b/.github/workflows/build-windows-installer.yml
index 943c89e4..dd309abe 100644
--- a/.github/workflows/build-windows-installer.yml
+++ b/.github/workflows/build-windows-installer.yml
@@ -56,7 +56,7 @@ jobs:
           ${{ runner.os }}-pip-
 
 #  We can't upgrade to Python 3.8 until we have a miniupnpc binary
-    - uses: actions/setup-python@v2
+    - uses: actions/setup-python@v4.2.0
       name: Install Python 3.9
       with:
         python-version: "3.9"
diff --git a/.github/workflows/upload-pypi-source.yml b/.github/workflows/upload-pypi-source.yml
index e1095990..5de7ad77 100644
--- a/.github/workflows/upload-pypi-source.yml
+++ b/.github/workflows/upload-pypi-source.yml
@@ -29,7 +29,7 @@ jobs:
         fetch-depth: 0
         submodules: recursive
 
-    - uses: actions/setup-python@v2
+    - uses: actions/setup-python@v4.2.0
       name: Install Python
       with:
         python-version: '3.8'