diff --git a/.github/workflows/on-push-pre-release.yml b/.github/workflows/on-push-pre-release.yml
index 718ecb2a..4776e191 100644
--- a/.github/workflows/on-push-pre-release.yml
+++ b/.github/workflows/on-push-pre-release.yml
@@ -53,5 +53,6 @@ jobs:
       uses: docker/build-push-action@v6
       with:
         push: true
+        platforms: linux/amd64,linux/arm64
         tags: |
           ghcr.io/liquid-reply/gardener-extension-shoot-kubecost:${{ github.ref_name }}-rc.${{ github.sha }}
diff --git a/.github/workflows/on-release-publish.yml b/.github/workflows/on-release-publish.yml
index c2e372c7..53b37aab 100644
--- a/.github/workflows/on-release-publish.yml
+++ b/.github/workflows/on-release-publish.yml
@@ -27,6 +27,7 @@ jobs:
       uses: docker/build-push-action@v6
       with:
         push: true
+        platforms: linux/amd64,linux/arm64
         tags: |
           ghcr.io/liquid-reply/gardener-extension-shoot-kubecost:latest
           ghcr.io/liquid-reply/gardener-extension-shoot-kubecost:${{ github.ref_name }}