diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index 127549b..e8b47c2 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -21,17 +21,9 @@ jobs:
 
     steps:
     - uses: actions/checkout@v3
-    - name: Set up Python ${{ matrix.python-version }} for pull requests
-      if: ${{ github.event_name == 'pull_request_target' }}
+    - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v3
       with:
-        ref: ${{ github.head_ref }}
-        python-version: ${{ matrix.python-version }}
-    - name: Set up Python ${{ matrix.python-version }} for push
-      if: ${{ github.event_name == 'push' }}
-      uses: actions/setup-python@v3
-      with:
-        ref: ${{ github.ref }}
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |