diff --git a/.github/workflows/pack.yml b/.github/workflows/pack.yml
index 29bf321..54cb2e6 100644
--- a/.github/workflows/pack.yml
+++ b/.github/workflows/pack.yml
@@ -32,4 +32,20 @@ jobs:
         run: |
           guix pack --format=docker --file=guix-package.scm --entry-point=bin/kmail-alias-bot --root=docker-image.tar.gz
           docker load < docker-image.tar.gz
-          docker tag rust-kmail-alias-bot azaostro/kmail-alias-bot:latest
+          docker tag rust-kmail-alias-bot azaostro/kmail-alias-bot:unstable
+      - name: Log in to Docker Hub
+        uses: docker/login-action
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action
+        with:
+          images: azaostro/kmail-alias-bot
+      - name: Inspect
+        run: |
+          docker image inspect kmail-alias-bot:unstable
+      - name: Push to Docker Hub
+        run: |
+          docker push azaostro/kmail-alias-bot:unstable