diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index e572f82..a0ae171 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -34,12 +34,12 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@master
+        uses: actions/checkout@v4
 
       - name: Build manylinux Python wheels
         uses: RalfG/python-wheels-manylinux-build@v0.4.2-manylinux2014_x86_64
         with:
-          python-versions: 'cp37-cp37m cp38-cp38 cp39-cp39 cp310-cp310 cp311-cp31 cp312-cp312'
+          python-versions: 'cp36-cp36m cp37-cp37m'
 
       - uses: actions/upload-artifact@master
         with: