diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index 9fb0006b..5e1757b4 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -67,12 +67,12 @@ jobs:
       with:
         context: .
         load: true
-        tags: "${{ steps.meta.outputs.tags[0] }}-test"
+        tags: "${{ fromJSON(steps.meta.outputs.json).tags[0] }}-test"
   
     - name: Test Docker image
       run: |
         cd tests
-        docker run --rm "${{ steps.meta.outputs.tags[0] }}-test"
+        docker run --rm "${{ fromJSON(steps.meta.outputs.json).tags[0] }}-test"
   
     # This step uses the docker/build-push-action action to build the image, based on your repository's Dockerfile. 
     # It uses the context parameter to define the build's context as the set of files located in the specified path.