diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 922aa1ac..04ababae 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -16,6 +16,8 @@ jobs:
         sudo apt-get update
         sudo apt-get install -y python3-venv git
     - uses: actions/checkout@v2
+      with:
+        fetch-depth: 0
     - name: Set up doc directory
       run: |
         mkdir $HOME/output