diff --git a/.gitea/workflows/actions.yaml b/.gitea/workflows/actions.yaml
index 96e97f7..6bb0db7 100644
--- a/.gitea/workflows/actions.yaml
+++ b/.gitea/workflows/actions.yaml
@@ -77,7 +77,18 @@ jobs:
         run: packer init -upgrade ./packer
       - name: Run `packer validate`
         id: validate
-        run: packer validate ./packer
+        run: |
+          packer validate \
+            -only=vsphere-iso.bootstrap \
+            -var docker_username=${{ secrets.DOCKER_USERNAME }} \
+            -var docker_password=${{ secrets.DOCKER_PASSWORD }} \
+            -var repo_username=${{ secrets.REPO_USERNAME }} \
+            -var repo_password=${{ secrets.REPO_PASSWORD }} \
+            -var ssh_password=${{ secrets.SSH_PASSWORD }} \
+            -var hv_password=${{ secrets.HV_PASSWORD }} \
+            -var k8s_version=${{ steps.get_k8sversion.outputs.result }} \
+            -var appliance_version=${{ needs.semrel_dryrun.outputs.version }} \
+            ./packer
         # run: |
         #   packer validate \
         #     -e PACKER_LOG=1 \