diff --git a/images/neutron/Dockerfile b/images/neutron/Dockerfile
index 5d0fa5c..38b3d72 100644
--- a/images/neutron/Dockerfile
+++ b/images/neutron/Dockerfile
@@ -12,7 +12,9 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-FROM registry.atmosphere.dev/library/openstack-venv-builder:zed AS build
+ARG RELEASE
+
+FROM registry.atmosphere.dev/library/openstack-venv-builder:${RELEASE} AS build
 ARG NEUTRON_GIT_REF=ca25eb96f16dbe5ff1ca4446534f9a1d12fa7035
 ADD --keep-git-dir=true https://opendev.org/openstack/neutron.git#${NEUTRON_GIT_REF} /src/neutron
 RUN git -C /src/neutron fetch --unshallow
@@ -27,7 +29,7 @@
         /src/neutron-vpnaas
 EOF
 
-FROM registry.atmosphere.dev/library/openstack-python-runtime:zed
+FROM registry.atmosphere.dev/library/openstack-python-runtime:${RELEASE}
 RUN <<EOF bash -xe
 apt-get update -qq
 apt-get install -qq -y --no-install-recommends \