diff --git a/.github/workflows/pythonpublish.yml b/.github/workflows/pythonpublish.yml
index 05b274f..678b180 100644
--- a/.github/workflows/pythonpublish.yml
+++ b/.github/workflows/pythonpublish.yml
@@ -15,9 +15,9 @@ jobs:
     environment:
       name: release
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v3.5.2
     - name: Set up Python
-      uses: actions/setup-python@v3
+      uses: actions/setup-python@v4.6.0
       with:
         python-version: '3.x'
     - name: Install dependencies