diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 831ae7d..f7d8c53 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -12,7 +12,7 @@ jobs:
         steps:
             - uses: actions/checkout@v2
             - 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 Python dependencies
@@ -34,7 +34,7 @@ jobs:
         steps:
             - uses: actions/checkout@v2
             - name: Set up Python
-              uses: actions/setup-python@v2
+              uses: actions/setup-python@v4
               with:
                   python-version: "3.7"
             - name: Install Python dependencies