diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 97eb2064..f6a980d0 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -130,6 +130,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2
       with: