diff --git a/images/designate/Dockerfile b/images/designate/Dockerfile
index e1610c8..6bcdda7 100644
--- a/images/designate/Dockerfile
+++ b/images/designate/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:${RELEASE} AS build
 ARG DESIGNATE_GIT_REF=d247267823034c5e656f74e91b50475aa54d3fa6
 ADD --keep-git-dir=true https://opendev.org/openstack/designate.git#${DESIGNATE_GIT_REF} /src/designate
 RUN git -C /src/designate fetch --unshallow
@@ -22,7 +24,7 @@
         /src/designate
 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 \