diff --git a/.github/workflows/build_GPU.yml b/.github/workflows/build_GPU.yml
index a262dab..ebf876f 100644
--- a/.github/workflows/build_GPU.yml
+++ b/.github/workflows/build_GPU.yml
@@ -2,31 +2,40 @@ name: Build_Subgen_Dockerfile_GPU
 
 on:
   push:
-  #  branches:
-  #    - 'main'
-  #  paths-ignore:
-  #    - '**.md'
-  #    - '**.yml'
     paths:
       - 'requirements.txt'
       - 'Dockerfile'
   workflow_dispatch:
 
 jobs:
- 
   docker:
     runs-on: ubuntu-latest
 
     steps:
-      -
-        name: Login to Docker Hub
-        uses: docker/login-action@v3.0.0
+      - name: Checkout code
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Set Calver Version
+        uses: Nelyx/action-calver@v1.0.0
+        id: setcalver
+        with:
+          default_branch: 'refs/heads/main'
+          format: 'YYYY.M.D'
+          version_prefix: ''
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
-      -
-        name: Build and push GPU
+
+      - name: Build and push GPU Docker image
         uses: docker/build-push-action@v5
         with:
+          context: .
           push: true
-          tags: mccloud/subgen:latest
+          tags: |
+            mccloud/subgen:latest
+            mccloud/subgen:${{ steps.setcalver.outputs.package_version }}