diff --git a/.github/workflows/validate-and-publish.yml b/.github/workflows/validate-and-publish.yml
index 5293f73..38f8130 100644
--- a/.github/workflows/validate-and-publish.yml
+++ b/.github/workflows/validate-and-publish.yml
@@ -49,9 +49,6 @@ jobs:
   prepare-release:
     runs-on: ubuntu-latest
     needs: build
-    strategy:
-      matrix:
-        python-version: ["3.10", "3.11", "3.12"]
     steps:
       # https://github.com/actions/checkout
       - name: Checkout
@@ -60,7 +57,7 @@ jobs:
       - name: Setup Python
         uses: ./.github/actions/setup-python
         with:
-          python-version: ${{ matrix.python-version }}
+          python-version: "3.12"
 
       - name: Build packages
         run: make build