diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 7ee466e..c2d50e1 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -2,11 +2,8 @@ name: Build
 
 on:
   push:
-    branches:
-      - main
-  pull_request:
-    branches:    
-      - main
+    tags:
+      - '*'
 
 jobs:
   build:
@@ -29,26 +26,35 @@ jobs:
     runs-on: ubuntu-latest
     needs: build
     steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      
       - name: Download war
         uses: actions/download-artifact@v4
         with:
           name: war-file
           path: target
+      
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
+      
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
+      
       - name: Login to Docker Hub
         uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      - name: List files in the repository
-        run: ls -la
+      
+      - name: Extract tag name
+        id: vars
+        run: echo "TAG_NAME=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
+
       - name: Build and push
         uses: docker/build-push-action@v5
         with:
           push: true
           file: Dockerfile
-          tags: inseefr/magma-back-office:latest
+          tags: inseefr/magma-back-office:${{ env.TAG_NAME }}