diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index dbd7c8f..690a8e9 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -31,7 +31,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2.4.0
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v2.3.0
+        uses: actions/setup-python@v4.3.0
         with:
           python-version: ${{ matrix.python-version }}
 
@@ -134,7 +134,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2.4.0
       - name: Set up Python
-        uses: actions/setup-python@v2.3.0
+        uses: actions/setup-python@v4.3.0
         with:
           python-version: '3.7'
 
@@ -213,7 +213,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2.4.0
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2.3.0
+      uses: actions/setup-python@v4.3.0
       with:
         python-version: ${{ matrix.python-version }}