diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index a258c63..8665d3c 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -9,7 +9,7 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v4
         with:
           python-version: "3.7"
       - name: Install Poetry