diff --git a/.github/workflows/porter_stack_stefantest-graviton.yml b/.github/workflows/porter_stack_stefantest-graviton.yml
index 7f73478..a03cb67 100644
--- a/.github/workflows/porter_stack_stefantest-graviton.yml
+++ b/.github/workflows/porter_stack_stefantest-graviton.yml
@@ -36,3 +36,4 @@ jobs:
         PORTER_TOKEN: ${{ secrets.PORTER_STACK_8_11 }}
         GH_TOKEN: ${{ github.token }}
         DOCKER_BUILDKIT: 1
+        PORTER_BUILDKIT_ARGS: --platform linux/arm64