diff --git a/.github/workflows/build_CPU.yml b/.github/workflows/build_CPU.yml
index d877916..b703943 100644
--- a/.github/workflows/build_CPU.yml
+++ b/.github/workflows/build_CPU.yml
@@ -27,6 +27,7 @@ jobs:
         name: Build and push CPU
         uses: docker/build-push-action@v5
         with:
+          platforms: linux/amd64, linux/arm64
           file: ./Dockerfile.cpu
           push: true
           tags: mccloud/subgen:cpu