diff --git a/docker/ircbot/Dockerfile b/docker/ircbot/Dockerfile
index 9dec8f5750..ca91794218 100644
--- a/docker/ircbot/Dockerfile
+++ b/docker/ircbot/Dockerfile
@@ -13,19 +13,19 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM docker.io/opendevorg/python-builder:3.11-bookworm as builder
+FROM docker.io/opendevorg/python-builder:3.12-bookworm as builder
 ARG ZUUL_SIBLINGS=""
 
 RUN apt-get update \
   && apt-get -y install git
 
-RUN git clone -b master-2023-05-27 https://github.com/ProgVal/Limnoria /tmp/src
+RUN git clone -b master-2024-12-22 https://github.com/ProgVal/Limnoria /tmp/src
 
 COPY . /tmp/src
 
 RUN assemble
 
-FROM docker.io/opendevorg/python-base:3.11-bookworm as ircbot
+FROM docker.io/opendevorg/python-base:3.12-bookworm as ircbot
 
 COPY --from=builder /output /output
 
diff --git a/zuul.d/docker-images/ircbot.yaml b/zuul.d/docker-images/ircbot.yaml
index 49a061ba2c..82055be950 100644
--- a/zuul.d/docker-images/ircbot.yaml
+++ b/zuul.d/docker-images/ircbot.yaml
@@ -4,8 +4,8 @@
     description: Build a ircbot image.
     parent: system-config-build-image
     requires: &ircbot_requires
-      - python-base-3.11-bookworm-container-image
-      - python-builder-3.11-bookworm-container-image
+      - python-base-3.12-bookworm-container-image
+      - python-builder-3.12-bookworm-container-image
     provides: ircbot-container-image
     required-projects: &ircbot_required_projects
       - opendev/meetbot
diff --git a/zuul.d/project.yaml b/zuul.d/project.yaml
index dbb4e50bcb..eba2168904 100644
--- a/zuul.d/project.yaml
+++ b/zuul.d/project.yaml
@@ -139,7 +139,9 @@
         - system-config-build-image-ircbot:
             dependencies:
               - name: opendev-buildset-registry
-              - name: system-config-build-image-python-builder-3.11-bookworm
+              - name: system-config-build-image-python-builder-3.12-bookworm
+                soft: true
+              - name: system-config-build-image-python-base-3.12-bookworm
                 soft: true
         - system-config-build-image-matrix-eavesdrop:
             dependencies:
@@ -288,7 +290,9 @@
         - system-config-upload-image-ircbot:
             dependencies:
               - name: opendev-buildset-registry
-              - name: system-config-upload-image-python-builder-3.11-bookworm
+              - name: system-config-upload-image-python-builder-3.12-bookworm
+                soft: true
+              - name: system-config-upload-image-python-base-3.12-bookworm
                 soft: true
         - system-config-upload-image-matrix-eavesdrop:
             dependencies: