diff --git a/{{cookiecutter.project_name}}/.github/workflows/build-pipeline.yml b/{{cookiecutter.project_name}}/.github/workflows/build-pipeline.yml
index 7a2a7bb..0855235 100644
--- a/{{cookiecutter.project_name}}/.github/workflows/build-pipeline.yml
+++ b/{{cookiecutter.project_name}}/.github/workflows/build-pipeline.yml
@@ -13,8 +13,8 @@ jobs:
       PYTHONIOENCODING: "utf8"
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ["3.9"]
+        os: [ubuntu-latest]
+        python-version: ["3.12"]
 
     steps:
       - uses: actions/checkout@v4