diff --git a/action.yml b/action.yml
index ec3fe47..0bcae97 100644
--- a/action.yml
+++ b/action.yml
@@ -138,7 +138,7 @@ runs:
       id: digest_old
       shell: bash
       run: |
-        DIGEST=$(docker manifest inspect ${{ steps.vars.outputs.tags }} | jq '.manifests[0].digest')
+        DIGEST=$(docker manifest inspect ${{ steps.vars.outputs.tags }} | jq '.manifests[0].digest' || '')
         echo "digest=${DIGEST}" >> $GITHUB_OUTPUT
 
     # If a build is required, then checkout, login, build and push!