diff --git a/prow/jobs/generated/knative-extensions/eventing-kafka-broker-release-1.12.gen.yaml b/prow/jobs/generated/knative-extensions/eventing-kafka-broker-release-1.12.gen.yaml
index f95287bb4..ed0ea0e99 100644
--- a/prow/jobs/generated/knative-extensions/eventing-kafka-broker-release-1.12.gen.yaml
+++ b/prow/jobs/generated/knative-extensions/eventing-kafka-broker-release-1.12.gen.yaml
@@ -152,6 +152,252 @@ periodics:
         path: /sys/fs/cgroup
         type: Directory
       name: cgroup
+- annotations:
+    testgrid-dashboards: knative-extensions-release-1.12
+    testgrid-tab-name: eventing-kafka-broker-s390x-e2e-tests-ssl
+  cluster: prow-build
+  cron: 20 19 * * *
+  decorate: true
+  extra_refs:
+  - base_ref: release-1.12
+    org: knative-extensions
+    path_alias: knative.dev/eventing-kafka-broker
+    repo: eventing-kafka-broker
+  name: s390x-e2e-tests-ssl_eventing-kafka-broker_release-1.12_periodic
+  spec:
+    containers:
+    - args:
+      - bash
+      - -c
+      - |
+        mkdir -p /root/.kube
+        cat /opt/cluster/ci-script > connect.sh
+        chmod +x connect.sh
+        ./connect.sh eventing_kafka-broker-ssl-112
+        kubectl get cm s390x-config-eventing-kafka-broker -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+        chmod +x adjust.sh
+        ./adjust.sh
+        ./test/e2e-tests.sh --run-tests
+      command:
+      - runner.sh
+      env:
+      - name: BROKER_CLASS
+        value: Kafka
+      - name: EVENTING_KAFKA_BROKER_CHANNEL_AUTH_SCENARIO
+        value: SSL
+      - name: EVENTING_NAMESPACE
+        value: knative-eventing
+      - name: SCALE_CHAOSDUCK_TO_ZERO
+        value: "1"
+      - name: SYSTEM_NAMESPACE
+        value: knative-eventing
+      - name: E2E_CLUSTER_REGION
+        value: us-central1
+      - name: GOOGLE_APPLICATION_CREDENTIALS
+        value: /etc/test-account/service-account.json
+      - name: KO_FLAGS
+        value: --platform=linux/s390x --insecure-registry
+      - name: PLATFORM
+        value: linux/s390x
+      - name: KO_DOCKER_REPO
+        valueFrom:
+          secretKeyRef:
+            key: ko-docker-repo
+            name: s390x-cluster1
+      - name: KUBECONFIG
+        value: /root/.kube/config
+      - name: DOCKER_CONFIG
+        value: /opt/cluster
+      image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20231023-607a173b2
+      name: ""
+      resources: {}
+      securityContext:
+        privileged: true
+      volumeMounts:
+      - mountPath: /etc/test-account
+        name: test-account
+        readOnly: true
+      - mountPath: /opt/cluster
+        name: s390x-cluster1
+        readOnly: true
+    nodeSelector:
+      kubernetes.io/arch: amd64
+      type: testing
+    volumes:
+    - name: test-account
+      secret:
+        items:
+        - key: service-account-key.json
+          path: service-account.json
+        secretName: prow-google-credentials
+    - name: s390x-cluster1
+      secret:
+        defaultMode: 384
+        secretName: s390x-cluster1
+- annotations:
+    testgrid-dashboards: knative-extensions-release-1.12
+    testgrid-tab-name: eventing-kafka-broker-s390x-e2e-tests-sasl-ssl
+  cluster: prow-build
+  cron: 20 20 * * *
+  decorate: true
+  extra_refs:
+  - base_ref: release-1.12
+    org: knative-extensions
+    path_alias: knative.dev/eventing-kafka-broker
+    repo: eventing-kafka-broker
+  name: s390x-e2e-tests-sasl-ssl_eventing-kafka-broker_release-1.12_periodic
+  spec:
+    containers:
+    - args:
+      - bash
+      - -c
+      - |
+        mkdir -p /root/.kube
+        cat /opt/cluster/ci-script > connect.sh
+        chmod +x connect.sh
+        ./connect.sh eventing_kafka-broker-sasl-ssl-112
+        kubectl get cm s390x-config-eventing-kafka-broker -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+        chmod +x adjust.sh
+        ./adjust.sh
+        ./test/e2e-tests.sh --run-tests
+      command:
+      - runner.sh
+      env:
+      - name: BROKER_CLASS
+        value: Kafka
+      - name: EVENTING_KAFKA_BROKER_CHANNEL_AUTH_SCENARIO
+        value: SASL_SSL
+      - name: EVENTING_NAMESPACE
+        value: knative-eventing
+      - name: SCALE_CHAOSDUCK_TO_ZERO
+        value: "1"
+      - name: SYSTEM_NAMESPACE
+        value: knative-eventing
+      - name: E2E_CLUSTER_REGION
+        value: us-central1
+      - name: GOOGLE_APPLICATION_CREDENTIALS
+        value: /etc/test-account/service-account.json
+      - name: KO_FLAGS
+        value: --platform=linux/s390x --insecure-registry
+      - name: PLATFORM
+        value: linux/s390x
+      - name: KO_DOCKER_REPO
+        valueFrom:
+          secretKeyRef:
+            key: ko-docker-repo
+            name: s390x-cluster1
+      - name: KUBECONFIG
+        value: /root/.kube/config
+      - name: DOCKER_CONFIG
+        value: /opt/cluster
+      image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20231023-607a173b2
+      name: ""
+      resources: {}
+      securityContext:
+        privileged: true
+      volumeMounts:
+      - mountPath: /etc/test-account
+        name: test-account
+        readOnly: true
+      - mountPath: /opt/cluster
+        name: s390x-cluster1
+        readOnly: true
+    nodeSelector:
+      kubernetes.io/arch: amd64
+      type: testing
+    volumes:
+    - name: test-account
+      secret:
+        items:
+        - key: service-account-key.json
+          path: service-account.json
+        secretName: prow-google-credentials
+    - name: s390x-cluster1
+      secret:
+        defaultMode: 384
+        secretName: s390x-cluster1
+- annotations:
+    testgrid-dashboards: knative-extensions-release-1.12
+    testgrid-tab-name: eventing-kafka-broker-s390x-e2e-tests-sasl-plain
+  cluster: prow-build
+  cron: 20 21 * * *
+  decorate: true
+  extra_refs:
+  - base_ref: release-1.12
+    org: knative-extensions
+    path_alias: knative.dev/eventing-kafka-broker
+    repo: eventing-kafka-broker
+  name: s390x-e2e-tests-sasl-plain_eventing-kafka-broker_release-1.12_periodic
+  spec:
+    containers:
+    - args:
+      - bash
+      - -c
+      - |
+        mkdir -p /root/.kube
+        cat /opt/cluster/ci-script > connect.sh
+        chmod +x connect.sh
+        ./connect.sh eventing_kafka-broker-sasl-plain-112
+        kubectl get cm s390x-config-eventing-kafka-broker -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+        chmod +x adjust.sh
+        ./adjust.sh
+        ./test/e2e-tests.sh --run-tests
+      command:
+      - runner.sh
+      env:
+      - name: BROKER_CLASS
+        value: Kafka
+      - name: EVENTING_KAFKA_BROKER_CHANNEL_AUTH_SCENARIO
+        value: SASL_PLAIN
+      - name: EVENTING_NAMESPACE
+        value: knative-eventing
+      - name: SCALE_CHAOSDUCK_TO_ZERO
+        value: "1"
+      - name: SYSTEM_NAMESPACE
+        value: knative-eventing
+      - name: E2E_CLUSTER_REGION
+        value: us-central1
+      - name: GOOGLE_APPLICATION_CREDENTIALS
+        value: /etc/test-account/service-account.json
+      - name: KO_FLAGS
+        value: --platform=linux/s390x --insecure-registry
+      - name: PLATFORM
+        value: linux/s390x
+      - name: KO_DOCKER_REPO
+        valueFrom:
+          secretKeyRef:
+            key: ko-docker-repo
+            name: s390x-cluster1
+      - name: KUBECONFIG
+        value: /root/.kube/config
+      - name: DOCKER_CONFIG
+        value: /opt/cluster
+      image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20231023-607a173b2
+      name: ""
+      resources: {}
+      securityContext:
+        privileged: true
+      volumeMounts:
+      - mountPath: /etc/test-account
+        name: test-account
+        readOnly: true
+      - mountPath: /opt/cluster
+        name: s390x-cluster1
+        readOnly: true
+    nodeSelector:
+      kubernetes.io/arch: amd64
+      type: testing
+    volumes:
+    - name: test-account
+      secret:
+        items:
+        - key: service-account-key.json
+          path: service-account.json
+        secretName: prow-google-credentials
+    - name: s390x-cluster1
+      secret:
+        defaultMode: 384
+        secretName: s390x-cluster1
 presubmits:
   knative-extensions/eventing-kafka-broker:
   - always_run: true
diff --git a/prow/jobs/generated/knative-extensions/eventing-kafka-release-1.12.gen.yaml b/prow/jobs/generated/knative-extensions/eventing-kafka-release-1.12.gen.yaml
index 2a14e0e67..2ad170d5c 100644
--- a/prow/jobs/generated/knative-extensions/eventing-kafka-release-1.12.gen.yaml
+++ b/prow/jobs/generated/knative-extensions/eventing-kafka-release-1.12.gen.yaml
@@ -148,6 +148,84 @@ periodics:
         path: /sys/fs/cgroup
         type: Directory
       name: cgroup
+- annotations:
+    testgrid-dashboards: knative-extensions-release-1.12
+    testgrid-tab-name: eventing-kafka-s390x-e2e-tests
+  cluster: prow-build
+  cron: 20 18 * * *
+  decorate: true
+  extra_refs:
+  - base_ref: release-1.12
+    org: knative-extensions
+    path_alias: knative.dev/eventing-kafka
+    repo: eventing-kafka
+  name: s390x-e2e-tests_eventing-kafka_release-1.12_periodic
+  spec:
+    containers:
+    - args:
+      - bash
+      - -c
+      - |
+        mkdir -p /root/.kube
+        cat /opt/cluster/ci-script > connect.sh
+        chmod +x connect.sh
+        ./connect.sh eventing_kafka-112
+        kubectl get cm s390x-config-eventing-kafka -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+        chmod +x adjust.sh
+        ./adjust.sh
+        ./test/e2e-tests.sh --run-tests
+      command:
+      - runner.sh
+      env:
+      - name: EVENTING_NAMESPACE
+        value: knative-eventing
+      - name: SCALE_CHAOSDUCK_TO_ZERO
+        value: "1"
+      - name: SYSTEM_NAMESPACE
+        value: knative-eventing
+      - name: E2E_CLUSTER_REGION
+        value: us-central1
+      - name: GOOGLE_APPLICATION_CREDENTIALS
+        value: /etc/test-account/service-account.json
+      - name: KO_FLAGS
+        value: --platform=linux/s390x --insecure-registry
+      - name: PLATFORM
+        value: linux/s390x
+      - name: KO_DOCKER_REPO
+        valueFrom:
+          secretKeyRef:
+            key: ko-docker-repo
+            name: s390x-cluster1
+      - name: KUBECONFIG
+        value: /root/.kube/config
+      - name: DOCKER_CONFIG
+        value: /opt/cluster
+      image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20231023-607a173b2
+      name: ""
+      resources: {}
+      securityContext:
+        privileged: true
+      volumeMounts:
+      - mountPath: /etc/test-account
+        name: test-account
+        readOnly: true
+      - mountPath: /opt/cluster
+        name: s390x-cluster1
+        readOnly: true
+    nodeSelector:
+      kubernetes.io/arch: amd64
+      type: testing
+    volumes:
+    - name: test-account
+      secret:
+        items:
+        - key: service-account-key.json
+          path: service-account.json
+        secretName: prow-google-credentials
+    - name: s390x-cluster1
+      secret:
+        defaultMode: 384
+        secretName: s390x-cluster1
 presubmits:
   knative-extensions/eventing-kafka:
   - always_run: true
diff --git a/prow/jobs/generated/knative-extensions/kn-plugin-event-release-1.12.gen.yaml b/prow/jobs/generated/knative-extensions/kn-plugin-event-release-1.12.gen.yaml
index 56f3b7941..4c0b7c4fe 100644
--- a/prow/jobs/generated/knative-extensions/kn-plugin-event-release-1.12.gen.yaml
+++ b/prow/jobs/generated/knative-extensions/kn-plugin-event-release-1.12.gen.yaml
@@ -123,6 +123,65 @@ periodics:
         - key: signing-certificate-password
           path: password
         secretName: apple-notary-creds
+- annotations:
+    testgrid-dashboards: knative-extensions-release-1.12
+    testgrid-tab-name: kn-plugin-event-s390x-e2e-tests
+  cluster: prow-build
+  cron: 20 22 * * *
+  decorate: true
+  extra_refs:
+  - base_ref: release-1.12
+    org: knative-extensions
+    path_alias: knative.dev/kn-plugin-event
+    repo: kn-plugin-event
+  name: s390x-e2e-tests_kn-plugin-event_release-1.12_periodic
+  spec:
+    containers:
+    - args:
+      - bash
+      - -c
+      - |
+        mkdir -p /root/.kube
+        cat /opt/cluster/ci-script > connect.sh
+        chmod +x connect.sh
+        ./connect.sh plugin_event-112
+        kubectl get cm s390x-config-plugin-event -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+        chmod +x adjust.sh
+        ./adjust.sh
+        ./test/e2e-tests.sh --run-tests
+      command:
+      - runner.sh
+      env:
+      - name: KO_FLAGS
+        value: --platform=linux/s390x --insecure-registry
+      - name: PLATFORM
+        value: linux/s390x
+      - name: KO_DOCKER_REPO
+        valueFrom:
+          secretKeyRef:
+            key: ko-docker-repo
+            name: s390x-cluster1
+      - name: KUBECONFIG
+        value: /root/.kube/config
+      - name: DOCKER_CONFIG
+        value: /opt/cluster
+      image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20231023-607a173b2
+      name: ""
+      resources: {}
+      securityContext:
+        privileged: true
+      volumeMounts:
+      - mountPath: /opt/cluster
+        name: s390x-cluster1
+        readOnly: true
+    nodeSelector:
+      kubernetes.io/arch: amd64
+      type: testing
+    volumes:
+    - name: s390x-cluster1
+      secret:
+        defaultMode: 384
+        secretName: s390x-cluster1
 presubmits:
   knative-extensions/kn-plugin-event:
   - always_run: true
diff --git a/prow/jobs/generated/knative/client-release-1.12.gen.yaml b/prow/jobs/generated/knative/client-release-1.12.gen.yaml
index fbce1f895..89aeff5cf 100644
--- a/prow/jobs/generated/knative/client-release-1.12.gen.yaml
+++ b/prow/jobs/generated/knative/client-release-1.12.gen.yaml
@@ -52,7 +52,7 @@ periodics:
     testgrid-dashboards: knative-release-1.12
     testgrid-tab-name: client-s390x-e2e-tests
   cluster: prow-build
-  cron: 20 1 * * *
+  cron: 20 13 * * *
   decorate: true
   extra_refs:
   - base_ref: release-1.12
@@ -69,7 +69,7 @@ periodics:
         mkdir -p /root/.kube
         cat /opt/cluster/ci-script > connect.sh
         chmod +x connect.sh
-        ./connect.sh client-main
+        ./connect.sh client-112
         kubectl get cm s390x-config-client -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
         chmod +x adjust.sh
         ./adjust.sh
diff --git a/prow/jobs/generated/knative/eventing-release-1.12.gen.yaml b/prow/jobs/generated/knative/eventing-release-1.12.gen.yaml
index c7ee9fdd5..232452327 100644
--- a/prow/jobs/generated/knative/eventing-release-1.12.gen.yaml
+++ b/prow/jobs/generated/knative/eventing-release-1.12.gen.yaml
@@ -58,7 +58,7 @@ periodics:
     testgrid-dashboards: knative-release-1.12
     testgrid-tab-name: eventing-s390x-e2e-tests
   cluster: prow-build
-  cron: 20 4 * * *
+  cron: 20 16 * * *
   decorate: true
   extra_refs:
   - base_ref: release-1.12
@@ -75,7 +75,7 @@ periodics:
         mkdir -p /root/.kube
         cat /opt/cluster/ci-script > connect.sh
         chmod +x connect.sh
-        ./connect.sh eventing-main
+        ./connect.sh eventing-112
         kubectl get cm s390x-config-eventing -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
         chmod +x adjust.sh
         ./adjust.sh
@@ -138,7 +138,7 @@ periodics:
     testgrid-dashboards: knative-release-1.12
     testgrid-tab-name: eventing-s390x-e2e-reconciler-tests
   cluster: prow-build
-  cron: 20 5 * * *
+  cron: 20 17 * * *
   decorate: true
   extra_refs:
   - base_ref: release-1.12
@@ -155,7 +155,7 @@ periodics:
         mkdir -p /root/.kube
         cat /opt/cluster/ci-script > connect.sh
         chmod +x connect.sh
-        ./connect.sh eventing_rekt-main
+        ./connect.sh eventing_rekt-112
         kubectl get cm s390x-config-eventing -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
         chmod +x adjust.sh
         ./adjust.sh
diff --git a/prow/jobs/generated/knative/operator-release-1.12.gen.yaml b/prow/jobs/generated/knative/operator-release-1.12.gen.yaml
index 6de2bc614..6f0155ee4 100644
--- a/prow/jobs/generated/knative/operator-release-1.12.gen.yaml
+++ b/prow/jobs/generated/knative/operator-release-1.12.gen.yaml
@@ -52,7 +52,7 @@ periodics:
     testgrid-dashboards: knative-release-1.12
     testgrid-tab-name: operator-s390x-e2e-tests
   cluster: prow-build
-  cron: 20 0 * * *
+  cron: 20 12 * * *
   decorate: true
   extra_refs:
   - base_ref: release-1.12
@@ -69,7 +69,7 @@ periodics:
         mkdir -p /root/.kube
         cat /opt/cluster/ci-script > connect.sh
         chmod +x connect.sh
-        ./connect.sh operator-main
+        ./connect.sh operator-112
         kubectl get cm s390x-config-operator -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
         chmod +x adjust.sh
         ./adjust.sh
diff --git a/prow/jobs/generated/knative/serving-release-1.12.gen.yaml b/prow/jobs/generated/knative/serving-release-1.12.gen.yaml
index 21413b488..a0d84d533 100644
--- a/prow/jobs/generated/knative/serving-release-1.12.gen.yaml
+++ b/prow/jobs/generated/knative/serving-release-1.12.gen.yaml
@@ -66,7 +66,7 @@ periodics:
     testgrid-dashboards: knative-release-1.12
     testgrid-tab-name: serving-s390x-kourier-tests
   cluster: prow-build
-  cron: 20 2 * * *
+  cron: 20 14 * * *
   decorate: true
   extra_refs:
   - base_ref: release-1.12
@@ -83,7 +83,7 @@ periodics:
         mkdir -p /root/.kube
         cat /opt/cluster/ci-script > connect.sh
         chmod +x connect.sh
-        server_addr=$(./connect.sh kourier-main)
+        server_addr=$(./connect.sh kourier-112)
         kubectl get cm s390x-config-serving -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
         chmod +x adjust.sh
         ./adjust.sh
@@ -155,7 +155,7 @@ periodics:
     testgrid-dashboards: knative-release-1.12
     testgrid-tab-name: serving-s390x-contour-tests
   cluster: prow-build
-  cron: 20 3 * * *
+  cron: 20 15 * * *
   decorate: true
   extra_refs:
   - base_ref: release-1.12
@@ -172,7 +172,7 @@ periodics:
         mkdir -p /root/.kube
         cat /opt/cluster/ci-script > connect.sh
         chmod +x connect.sh
-        server_addr=$(./connect.sh contour-main)
+        server_addr=$(./connect.sh contour-112)
         kubectl get cm s390x-config-serving -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
         chmod +x adjust.sh
         ./adjust.sh
diff --git a/prow/jobs_config/knative-extensions/eventing-kafka-broker-release-1.12.yaml b/prow/jobs_config/knative-extensions/eventing-kafka-broker-release-1.12.yaml
index 58ec67c79..740e057f9 100644
--- a/prow/jobs_config/knative-extensions/eventing-kafka-broker-release-1.12.yaml
+++ b/prow/jobs_config/knative-extensions/eventing-kafka-broker-release-1.12.yaml
@@ -255,5 +255,89 @@ jobs:
   - docker
   types:
   - periodic
+- name: s390x-e2e-tests-ssl
+  cron: 20 19 * * *
+  types: [periodic]
+  requirements: [s390x]
+  command: [runner.sh]
+  args:
+    - bash
+    - -c
+    - |
+      mkdir -p /root/.kube
+      cat /opt/cluster/ci-script > connect.sh
+      chmod +x connect.sh
+      ./connect.sh eventing_kafka-broker-ssl-112
+      kubectl get cm s390x-config-eventing-kafka-broker -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+      chmod +x adjust.sh
+      ./adjust.sh
+      ./test/e2e-tests.sh --run-tests
+  env:
+    - name: SYSTEM_NAMESPACE
+      value: knative-eventing
+    - name: EVENTING_NAMESPACE
+      value: knative-eventing
+    - name: SCALE_CHAOSDUCK_TO_ZERO
+      value: "1"
+    - name: EVENTING_KAFKA_BROKER_CHANNEL_AUTH_SCENARIO
+      value: SSL
+    - name: BROKER_CLASS
+      value: Kafka
+- name: s390x-e2e-tests-sasl-ssl
+  cron: 20 20 * * *
+  types: [periodic]
+  requirements: [s390x]
+  command: [runner.sh]
+  args:
+    - bash
+    - -c
+    - |
+      mkdir -p /root/.kube
+      cat /opt/cluster/ci-script > connect.sh
+      chmod +x connect.sh
+      ./connect.sh eventing_kafka-broker-sasl-ssl-112
+      kubectl get cm s390x-config-eventing-kafka-broker -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+      chmod +x adjust.sh
+      ./adjust.sh
+      ./test/e2e-tests.sh --run-tests
+  env:
+    - name: SYSTEM_NAMESPACE
+      value: knative-eventing
+    - name: EVENTING_NAMESPACE
+      value: knative-eventing
+    - name: SCALE_CHAOSDUCK_TO_ZERO
+      value: "1"
+    - name: EVENTING_KAFKA_BROKER_CHANNEL_AUTH_SCENARIO
+      value: SASL_SSL
+    - name: BROKER_CLASS
+      value: Kafka
+- name: s390x-e2e-tests-sasl-plain
+  cron: 20 21 * * *
+  types: [periodic]
+  requirements: [s390x]
+  command: [runner.sh]
+  args:
+    - bash
+    - -c
+    - |
+      mkdir -p /root/.kube
+      cat /opt/cluster/ci-script > connect.sh
+      chmod +x connect.sh
+      ./connect.sh eventing_kafka-broker-sasl-plain-112
+      kubectl get cm s390x-config-eventing-kafka-broker -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+      chmod +x adjust.sh
+      ./adjust.sh
+      ./test/e2e-tests.sh --run-tests
+  env:
+    - name: SYSTEM_NAMESPACE
+      value: knative-eventing
+    - name: EVENTING_NAMESPACE
+      value: knative-eventing
+    - name: SCALE_CHAOSDUCK_TO_ZERO
+      value: "1"
+    - name: EVENTING_KAFKA_BROKER_CHANNEL_AUTH_SCENARIO
+      value: SASL_PLAIN
+    - name: BROKER_CLASS
+      value: Kafka
 org: knative-extensions
 repo: eventing-kafka-broker
diff --git a/prow/jobs_config/knative-extensions/eventing-kafka-release-1.12.yaml b/prow/jobs_config/knative-extensions/eventing-kafka-release-1.12.yaml
index da9cd0014..d6c07f84b 100644
--- a/prow/jobs_config/knative-extensions/eventing-kafka-release-1.12.yaml
+++ b/prow/jobs_config/knative-extensions/eventing-kafka-release-1.12.yaml
@@ -80,5 +80,29 @@ jobs:
   - docker
   types:
   - periodic
+- name: s390x-e2e-tests
+  cron: 20 18 * * *
+  types: [periodic]
+  requirements: [s390x]
+  command: [runner.sh]
+  args:
+    - bash
+    - -c
+    - |
+      mkdir -p /root/.kube
+      cat /opt/cluster/ci-script > connect.sh
+      chmod +x connect.sh
+      ./connect.sh eventing_kafka-112
+      kubectl get cm s390x-config-eventing-kafka -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+      chmod +x adjust.sh
+      ./adjust.sh
+      ./test/e2e-tests.sh --run-tests
+  env:
+    - name: SYSTEM_NAMESPACE
+      value: knative-eventing
+    - name: EVENTING_NAMESPACE
+      value: knative-eventing
+    - name: SCALE_CHAOSDUCK_TO_ZERO
+      value: "1"
 org: knative-extensions
 repo: eventing-kafka
diff --git a/prow/jobs_config/knative-extensions/kn-plugin-event-release-1.12.yaml b/prow/jobs_config/knative-extensions/kn-plugin-event-release-1.12.yaml
index 0ebe83d93..b4902cabb 100644
--- a/prow/jobs_config/knative-extensions/kn-plugin-event-release-1.12.yaml
+++ b/prow/jobs_config/knative-extensions/kn-plugin-event-release-1.12.yaml
@@ -66,5 +66,27 @@ jobs:
   - release-notary
   types:
   - periodic
+- args:
+  - bash
+  - -c
+  - |
+    mkdir -p /root/.kube
+    cat /opt/cluster/ci-script > connect.sh
+    chmod +x connect.sh
+    ./connect.sh plugin_event-112
+    kubectl get cm s390x-config-plugin-event -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
+    chmod +x adjust.sh
+    ./adjust.sh
+    ./test/e2e-tests.sh --run-tests
+  command:
+  - runner.sh
+  cron: 20 22 * * *
+  name: s390x-e2e-tests
+  requirements:
+  - s390x
+  types:
+  - periodic
+  excluded_requirements:
+  - gcp
 org: knative-extensions
 repo: kn-plugin-event
diff --git a/prow/jobs_config/knative/client-release-1.12.yaml b/prow/jobs_config/knative/client-release-1.12.yaml
index 23f92b9b5..5f7271e80 100644
--- a/prow/jobs_config/knative/client-release-1.12.yaml
+++ b/prow/jobs_config/knative/client-release-1.12.yaml
@@ -54,14 +54,14 @@ jobs:
     mkdir -p /root/.kube
     cat /opt/cluster/ci-script > connect.sh
     chmod +x connect.sh
-    ./connect.sh client-main
+    ./connect.sh client-112
     kubectl get cm s390x-config-client -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
     chmod +x adjust.sh
     ./adjust.sh
     ./test/e2e-tests.sh --run-tests
   command:
   - runner.sh
-  cron: 20 1 * * *
+  cron: 20 13 * * *
   env:
   - name: INGRESS_CLASS
     value: contour.ingress.networking.knative.dev
diff --git a/prow/jobs_config/knative/eventing-release-1.12.yaml b/prow/jobs_config/knative/eventing-release-1.12.yaml
index 77eadfea4..b1f5798a4 100644
--- a/prow/jobs_config/knative/eventing-release-1.12.yaml
+++ b/prow/jobs_config/knative/eventing-release-1.12.yaml
@@ -66,14 +66,14 @@ jobs:
     mkdir -p /root/.kube
     cat /opt/cluster/ci-script > connect.sh
     chmod +x connect.sh
-    ./connect.sh eventing-main
+    ./connect.sh eventing-112
     kubectl get cm s390x-config-eventing -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
     chmod +x adjust.sh
     ./adjust.sh
     ./test/e2e-tests.sh --run-tests
   command:
   - runner.sh
-  cron: 20 4 * * *
+  cron: 20 16 * * *
   env:
   - name: SYSTEM_NAMESPACE
     value: knative-eventing
@@ -91,14 +91,14 @@ jobs:
     mkdir -p /root/.kube
     cat /opt/cluster/ci-script > connect.sh
     chmod +x connect.sh
-    ./connect.sh eventing_rekt-main
+    ./connect.sh eventing_rekt-112
     kubectl get cm s390x-config-eventing -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
     chmod +x adjust.sh
     ./adjust.sh
     ./test/e2e-rekt-tests.sh --run-tests
   command:
   - runner.sh
-  cron: 20 5 * * *
+  cron: 20 17 * * *
   env:
   - name: SYSTEM_NAMESPACE
     value: knative-eventing
diff --git a/prow/jobs_config/knative/operator-release-1.12.yaml b/prow/jobs_config/knative/operator-release-1.12.yaml
index dd690d2c9..1d7a8c2ab 100644
--- a/prow/jobs_config/knative/operator-release-1.12.yaml
+++ b/prow/jobs_config/knative/operator-release-1.12.yaml
@@ -71,14 +71,14 @@ jobs:
     mkdir -p /root/.kube
     cat /opt/cluster/ci-script > connect.sh
     chmod +x connect.sh
-    ./connect.sh operator-main
+    ./connect.sh operator-112
     kubectl get cm s390x-config-operator -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
     chmod +x adjust.sh
     ./adjust.sh
     ./test/e2e-tests.sh --run-tests
   command:
   - runner.sh
-  cron: 20 0 * * *
+  cron: 20 12 * * *
   env:
   - name: INGRESS_CLASS
     value: contour.ingress.networking.knative.dev
diff --git a/prow/jobs_config/knative/serving-release-1.12.yaml b/prow/jobs_config/knative/serving-release-1.12.yaml
index cd296a2b7..669c8e9bc 100644
--- a/prow/jobs_config/knative/serving-release-1.12.yaml
+++ b/prow/jobs_config/knative/serving-release-1.12.yaml
@@ -183,7 +183,7 @@ jobs:
     mkdir -p /root/.kube
     cat /opt/cluster/ci-script > connect.sh
     chmod +x connect.sh
-    server_addr=$(./connect.sh kourier-main)
+    server_addr=$(./connect.sh kourier-112)
     kubectl get cm s390x-config-serving -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
     chmod +x adjust.sh
     ./adjust.sh
@@ -191,7 +191,7 @@ jobs:
     ./test/e2e-tests.sh --run-tests --kourier-version latest
   command:
   - runner.sh
-  cron: 20 2 * * *
+  cron: 20 14 * * *
   env:
   - name: SYSTEM_NAMESPACE
     value: knative-serving
@@ -209,7 +209,7 @@ jobs:
     mkdir -p /root/.kube
     cat /opt/cluster/ci-script > connect.sh
     chmod +x connect.sh
-    server_addr=$(./connect.sh contour-main)
+    server_addr=$(./connect.sh contour-112)
     kubectl get cm s390x-config-serving -n default -o jsonpath='{.data.adjustment-script}' > adjust.sh
     chmod +x adjust.sh
     ./adjust.sh
@@ -217,7 +217,7 @@ jobs:
     ./test/e2e-tests.sh --run-tests --contour-version latest
   command:
   - runner.sh
-  cron: 20 3 * * *
+  cron: 20 15 * * *
   env:
   - name: SYSTEM_NAMESPACE
     value: knative-serving