diff --git a/.github/workflows/delete_image.yml b/.github/workflows/delete_image.yml
index aa38b9b4..436ef8f0 100644
--- a/.github/workflows/delete_image.yml
+++ b/.github/workflows/delete_image.yml
@@ -13,8 +13,9 @@ jobs:
         run: |
           echo "name=${{vars.DOCKER_IMAGE}}:test-${{steps.meta.outputs.version}}" >> $GITHUB_OUTPUT
       - name: Clean up
+        shell: bash
         run: |
-          registry='https://registry-1.docker.io'
+          registry="https://registry-1.docker.io"
           name=${{steps.image_name.outputs.name}}
           curl -v -sSL -X DELETE "http://${registry}/v2/${name}/manifests/$(
               curl -sSL -I \
diff --git a/README.md b/README.md
index 569860a1..a0f22857 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,7 @@ ABOUT HOPE Deduplication Engine
 ===============================
 
 [![Test](https://github.com/unicef/hope-dedup-engine/actions/workflows/test.yml/badge.svg)](https://github.com/unicef/hope-dedup-engine/actions/workflows/test.yml)
+[![Lint](https://github.com/unicef/hope-dedup-engine/actions/workflows/lint.yml/badge.svg)](https://github.com/unicef/hope-dedup-engine/actions/workflows/lint.yml)
 [![codecov](https://codecov.io/gh/unicef/hope-dedup-engine/graph/badge.svg?token=kAuZEX5k5o)](https://codecov.io/gh/unicef/hope-dedup-engine)
 ![Version](https://img.shields.io/badge/dynamic/toml?url=https%3A%2F%2Fraw.githubusercontent.com%2Fsaxix%2Ftrash%2Fdevelop%2Fpyproject.toml&query=%24.project.version&label=version)
 ![License](https://img.shields.io/badge/dynamic/toml?url=https%3A%2F%2Fraw.githubusercontent.com%2Fsaxix%2Ftrash%2Fdevelop%2Fpyproject.toml&query=%24.project.license.text&label=license)