diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 7590b4d8..2610d1ca 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -195,6 +195,8 @@ jobs:
       DOCKER_VOLUME: /cache
     steps:
       - uses: actions/checkout@v2
+      - name: Inject slug/short variables
+        uses: rlespinasse/github-slug-action@v4.4.1
       - name: Set up Python
         uses: actions/setup-python@v4
         with: