diff --git a/images/nova/Earthfile b/images/nova/Earthfile
index 3d86b60..2780578 100644
--- a/images/nova/Earthfile
+++ b/images/nova/Earthfile
@@ -1,21 +1,24 @@
 VERSION 0.7
 
+ARG --global PROJECT=nova
+ARG --global RELEASE=zed
+ARG --global PROJECT_REF=226f3e95c1cdadd1845c7adee55f5c5f29f3a7a8
+
+build:
+  FROM ../openstack-service+builder --RELEASE=${RELEASE}
+  DO ../openstack-service+BUILD_VENV \
+    --PROJECT=${PROJECT} \
+    --PROJECT_REF=${PROJECT_REF}
+
 platform-image:
-  ARG PROJECT=nova
-  ARG RELEASE=zed
-  ARG REF=226f3e95c1cdadd1845c7adee55f5c5f29f3a7a8
-  FROM ../openstack-service+image \
-    --PROJECT ${PROJECT} \
-    --RELEASE ${RELEASE} \
-    --PROJECT_REF ${REF}
-  DO \
-    ../+APT_INSTALL \
+  FROM ../openstack-service+image --RELEASE ${RELEASE} --PROJECT ${PROJECT}
+  COPY +build/venv /var/lib/openstack
+  DO ../+APT_INSTALL \
     --PACKAGES "ceph-common genisoimage iproute2 libosinfo-bin lsscsi ndctl nvme-cli openssh-client ovmf python3-libvirt python3-rados python3-rbd qemu-efi-aarch64 qemu-utils sysfsutils udev util-linux"
-  DO ../+APPLY_PATCHES
   GIT CLONE --branch v1.4.0 https://github.com/novnc/noVNC.git /usr/share/novnc
   SAVE IMAGE --push \
     ghcr.io/vexxhost/atmosphere/${PROJECT}:${RELEASE} \
-    ghcr.io/vexxhost/atmosphere/${PROJECT}:${REF}
+    ghcr.io/vexxhost/atmosphere/${PROJECT}:${PROJECT_REF}
 
 image:
   BUILD --platform linux/amd64 --platform linux/arm64 +platform-image