diff --git a/action.yml b/action.yml
index 582e810..560bf5f 100644
--- a/action.yml
+++ b/action.yml
@@ -30,6 +30,9 @@ outputs:
   image_version:
     description: "Image version"
     value: ${{ steps.git.outputs.short_hash }}
+  image_ref:
+    description: "Image ref"
+    value: ${{ steps.image.outputs.version }}
 runs:
   using: "composite"
   steps:
@@ -46,7 +49,7 @@ runs:
       shell: sh
     - name: Store image version
       id: image
-      run: echo "::set-output name=version::${{ inputs.image_name }}:${{inputs.docker_version_prefix}}-${{ steps.git.outputs.short_hash }}"
+      run: echo "::set-output name=version::'${{ inputs.image_name }}:${{inputs.docker_version_prefix}}-${{ steps.git.outputs.short_hash }}'"
       shell: sh
     - name: Build additional args (version etc.)
       id: additional_args