diff --git a/.github/workflows/acceptance_tests_cpython.yml b/.github/workflows/acceptance_tests_cpython.yml
index f15450084a0..a1212865b7a 100644
--- a/.github/workflows/acceptance_tests_cpython.yml
+++ b/.github/workflows/acceptance_tests_cpython.yml
@@ -41,7 +41,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python for starting the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4.0.0
         with:
           python-version: 3.6
           architecture: 'x64'
@@ -55,7 +55,7 @@ jobs:
         if: runner.os != 'Windows'
 
       - name: Setup python ${{ matrix.python-version }} for running the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4.0.0
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'
diff --git a/.github/workflows/acceptance_tests_cpython_pr.yml b/.github/workflows/acceptance_tests_cpython_pr.yml
index f24952d581c..4bedc30ceff 100644
--- a/.github/workflows/acceptance_tests_cpython_pr.yml
+++ b/.github/workflows/acceptance_tests_cpython_pr.yml
@@ -38,7 +38,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python for starting the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4.0.0
         with:
           python-version: 3.6
           architecture: 'x64'
@@ -52,7 +52,7 @@ jobs:
         if: runner.os != 'Windows'
 
       - name: Setup python ${{ matrix.python-version }} for running the tests
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4.0.0
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'
diff --git a/.github/workflows/acceptance_tests_jython.yml b/.github/workflows/acceptance_tests_jython.yml
index 18386143d6d..7f8a554e075 100644
--- a/.github/workflows/acceptance_tests_jython.yml
+++ b/.github/workflows/acceptance_tests_jython.yml
@@ -35,7 +35,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup Python 3.6
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4.0.0
         with:
           python-version: '3.6.x'
           architecture: 'x64'
diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index a5f5fc168e5..8de56bbca5a 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -33,7 +33,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4.0.0
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'
diff --git a/.github/workflows/unit_tests_pr.yml b/.github/workflows/unit_tests_pr.yml
index 418480ea445..b4352d1ee84 100644
--- a/.github/workflows/unit_tests_pr.yml
+++ b/.github/workflows/unit_tests_pr.yml
@@ -29,7 +29,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Setup python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v4.0.0
         with:
           python-version: ${{ matrix.python-version }}
           architecture: 'x64'