diff --git a/.woodpecker/workflow.yaml b/.woodpecker/workflow.yaml
index 8d2badf..54aa093 100644
--- a/.woodpecker/workflow.yaml
+++ b/.woodpecker/workflow.yaml
@@ -7,6 +7,9 @@ steps:
     image: quay.io/buildah/stable
     commands:
       - buildah build keycloak/
+    environment:
+      BUILDAH_ISOLATION: chroot
+      STORAGE_DRIVER: vfs
     backend_options:
       kubernetes:
         annotations: