diff --git a/.zuul.yaml b/.zuul.yaml
index 48b6827..be4184f 100644
--- a/.zuul.yaml
+++ b/.zuul.yaml
@@ -31,8 +31,8 @@
       - zuul-container-image
       - zuul-registry-container-image
       - nodepool-container-image
-      - python-builder-3.10-bullseye-container-image
-      - python-base-3.10-bullseye-container-image
+      - python-builder-3.11-bookworm-container-image
+      - python-base-3.11-bookworm-container-image
     provides:
       - zuul-operator-container-image
     vars: &image_vars
@@ -93,8 +93,8 @@
       - nodepool-container-image
     provides:
       - zuul-operator-container-image
-      - python-builder-3.10-bullseye-container-image
-      - python-base-3.10-bullseye-container-image
+      - python-builder-3.11-bookworm-container-image
+      - python-base-3.11-bookworm-container-image
     vars: *image_vars
 
 - job:
diff --git a/build/Dockerfile b/build/Dockerfile
index e0f9da3..9229771 100644
--- a/build/Dockerfile
+++ b/build/Dockerfile
@@ -13,12 +13,12 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM docker.io/opendevorg/python-builder:3.10-bullseye as builder
+FROM docker.io/opendevorg/python-builder:3.11-bookworm as builder
 
 COPY . /tmp/src
 RUN assemble
 
-FROM docker.io/opendevorg/python-base:3.10-bullseye
+FROM docker.io/opendevorg/python-base:3.11-bookworm
 
 COPY --from=builder /output/ /output
 RUN /output/install-from-bindep