diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 63a2b02f..f2108581 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -22,8 +22,9 @@ jobs:
           args: stac-catalog --output stac/catalog.json --template template/catalog.json /github/workspace/stac/
 
       - name: Validate STAC Catalog
-        run: |
-          docker run -v "$PWD:$PWD" ghcr.io/linz/argo-tasks:v2 stac-validate "$PWD"/stac/catalog.json
+        uses: docker://ghcr.io/linz/argo-tasks:v2
+        with:
+          args: stac-validate /github/workspace/stac/catalog.json
 
       - name: Validate STAC Collections
         run: |