diff --git a/.github/workflows/pythonapp.yml b/.github/workflows/pythonapp.yml
index 42e8f3bd..10cc0079 100644
--- a/.github/workflows/pythonapp.yml
+++ b/.github/workflows/pythonapp.yml
@@ -18,6 +18,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+    - name: Setup timezone
+      uses: zcong1993/setup-timezone@v1.1.1
+      with:
+        timezone: America/Los_Angeles
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v1
       with: