diff --git a/.zuul.yaml b/.zuul.yaml
index 6760003..a4b7f2c 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -20,7 +20,8 @@
     description: Build OpenDev Docker images for LodgeIt
     dependencies: opendev-buildset-registry
     requires:
-      - uwsgi-base-3.7-container-image
+      - python-builder-3.8-bullseye-container-image
+      - uwsgi-base-3.8-bullseye-container-image
     provides: lodgeit-container-image
     vars: &lodgeit_opendev_image_vars
       zuul_work_dir: src/opendev.org/opendev/lodgeit
@@ -35,7 +36,8 @@
     description: Build OpenDev LodgeIt Docker images and upload to Docker Hub.
     dependencies: opendev-buildset-registry
     requires:
-      - uwsgi-base-3.7-container-image
+      - python-builder-3.8-bullseye-container-image
+      - uwsgi-base-3.8-bullseye-container-image
     provides: lodgeit-container-image
     vars: *lodgeit_opendev_image_vars
     secrets:
diff --git a/Dockerfile b/Dockerfile
index d095d37..35f7a37 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,11 +13,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM opendevorg/python-builder:3.7 as builder
+FROM opendevorg/python-builder:3.8-bullseye as builder
 COPY . /tmp/src
 RUN assemble
 
-FROM opendevorg/uwsgi-base:3.7 as lodgeit
+FROM opendevorg/uwsgi-base:3.8-bullseye as lodgeit
 COPY --from=builder /output/ /output
 RUN /output/install-from-bindep