diff --git a/.github/workflows/build-rp-nginx-docker-image.yml b/.github/workflows/build-rp-nginx-docker-image.yml
index a5358a8..e47a33a 100644
--- a/.github/workflows/build-rp-nginx-docker-image.yml
+++ b/.github/workflows/build-rp-nginx-docker-image.yml
@@ -33,7 +33,13 @@ jobs:
       - name: build and push image
         run: |
           echo ${{ steps.variables.outputs.image_id }}
-          docker build --tag ${{ steps.variables.outputs.image_id }}:${{ steps.variables.outputs.version_no }} --build-arg "BUILD_VERSION=${{ steps.variables.outputs.version_no }}" --platform linux/amd64 --no-cache .
+          docker build \
+            --tag ${{ steps.variables.outputs.image_id }}:${{ steps.variables.outputs.version_no }} \
+            --build-arg "BUILD_VERSION=${{ steps.variables.outputs.version_no }}" \
+            --platform linux/amd64 \
+            --no-cache 
+            --file ./docker-builds/rp-nginx/docker-alpine-rp-nginx \
+            .
           docker push ${{ steps.variables.outputs.image_id }}:${{ steps.variables.outputs.version_no }}
         shell: bash
       - name: tag latest