diff --git a/.forgejo/workflows/build-image.yaml b/.forgejo/workflows/build-image.yaml
index 6f310a7..9cf4e14 100644
--- a/.forgejo/workflows/build-image.yaml
+++ b/.forgejo/workflows/build-image.yaml
@@ -38,6 +38,8 @@ jobs:
       - name: 'Push :ci-dev to registry'
         run: >
           buildah push
+          --compression-format=zstd
+          --compression-level='${{ vars.COMPRESSION_LEVEL }}'
           '${{ vars.REGISTRY_DOMAIN }}/${{ vars.NAMESPACE }}/oci-builder:ci-dev'
 
   test-oci-builder: