diff --git a/prow/jobs/generated/knative-extensions/eventing-ceph-release-1.13.gen.yaml b/prow/jobs/generated/knative-extensions/eventing-ceph-release-1.15.gen.yaml
similarity index 92%
rename from prow/jobs/generated/knative-extensions/eventing-ceph-release-1.13.gen.yaml
rename to prow/jobs/generated/knative-extensions/eventing-ceph-release-1.15.gen.yaml
index f12a2a72b..1df2d3105 100644
--- a/prow/jobs/generated/knative-extensions/eventing-ceph-release-1.13.gen.yaml
+++ b/prow/jobs/generated/knative-extensions/eventing-ceph-release-1.15.gen.yaml
@@ -7,17 +7,17 @@
 
 periodics:
 - annotations:
-    testgrid-dashboards: knative-extensions-release-1.13
+    testgrid-dashboards: knative-extensions-release-1.15
     testgrid-tab-name: eventing-ceph-continuous
   cluster: prow-build
-  cron: 49 8 * * *
+  cron: 31 14 * * *
   decorate: true
   extra_refs:
-  - base_ref: release-1.13
+  - base_ref: release-1.15
     org: knative-extensions
     path_alias: knative.dev/eventing-ceph
     repo: eventing-ceph
-  name: continuous_eventing-ceph_release-1.13_periodic
+  name: continuous_eventing-ceph_release-1.15_periodic
   spec:
     containers:
     - command:
@@ -65,18 +65,18 @@ periodics:
         type: Directory
       name: cgroup
 - annotations:
-    testgrid-dashboards: knative-extensions-release-1.13
+    testgrid-dashboards: knative-extensions-release-1.15
     testgrid-tab-name: eventing-ceph-release
   cluster: prow-build
-  cron: 31 9 * * 2
+  cron: 53 9 * * 2
   decorate: true
   extra_refs:
-  - base_ref: release-1.13
+  - base_ref: release-1.15
     org: knative-extensions
     path_alias: knative.dev/eventing-ceph
     repo: eventing-ceph
   max_concurrency: 1
-  name: release_eventing-ceph_release-1.13_periodic
+  name: release_eventing-ceph_release-1.15_periodic
   spec:
     containers:
     - command:
@@ -90,7 +90,7 @@ periodics:
       - --github-token
       - /etc/hub-token/token
       - --branch
-      - release-1.13
+      - release-1.15
       env:
       - name: GOOGLE_APPLICATION_CREDENTIALS
         value: /etc/release-account/service-account.json
diff --git a/prow/jobs/generated/knative-extensions/eventing-kogito-release-1.13.gen.yaml b/prow/jobs/generated/knative-extensions/eventing-kogito-release-1.15.gen.yaml
similarity index 87%
rename from prow/jobs/generated/knative-extensions/eventing-kogito-release-1.13.gen.yaml
rename to prow/jobs/generated/knative-extensions/eventing-kogito-release-1.15.gen.yaml
index ef74e4720..a9d604c8c 100644
--- a/prow/jobs/generated/knative-extensions/eventing-kogito-release-1.13.gen.yaml
+++ b/prow/jobs/generated/knative-extensions/eventing-kogito-release-1.15.gen.yaml
@@ -7,17 +7,17 @@
 
 periodics:
 - annotations:
-    testgrid-dashboards: knative-extensions-release-1.13
+    testgrid-dashboards: knative-extensions-release-1.15
     testgrid-tab-name: eventing-kogito-continuous
   cluster: prow-build
-  cron: 10 5 * * *
+  cron: 44 3 * * *
   decorate: true
   extra_refs:
-  - base_ref: release-1.13
+  - base_ref: release-1.15
     org: knative-extensions
     path_alias: knative.dev/eventing-kogito
     repo: eventing-kogito
-  name: continuous_eventing-kogito_release-1.13_periodic
+  name: continuous_eventing-kogito_release-1.15_periodic
   spec:
     containers:
     - command:
@@ -47,18 +47,18 @@ periodics:
           path: service-account.json
         secretName: prow-google-credentials
 - annotations:
-    testgrid-dashboards: knative-extensions-release-1.13
+    testgrid-dashboards: knative-extensions-release-1.15
     testgrid-tab-name: eventing-kogito-release
   cluster: prow-build
-  cron: 34 9 * * 2
+  cron: 56 9 * * 2
   decorate: true
   extra_refs:
-  - base_ref: release-1.13
+  - base_ref: release-1.15
     org: knative-extensions
     path_alias: knative.dev/eventing-kogito
     repo: eventing-kogito
   max_concurrency: 1
-  name: release_eventing-kogito_release-1.13_periodic
+  name: release_eventing-kogito_release-1.15_periodic
   spec:
     containers:
     - command:
@@ -72,7 +72,7 @@ periodics:
       - --github-token
       - /etc/hub-token/token
       - --branch
-      - release-1.13
+      - release-1.15
       env:
       - name: GOOGLE_APPLICATION_CREDENTIALS
         value: /etc/release-account/service-account.json
@@ -114,10 +114,10 @@ presubmits:
   knative-extensions/eventing-kogito:
   - always_run: true
     branches:
-    - ^release-1.13$
+    - ^release-1.15$
     cluster: prow-build
     decorate: true
-    name: build-tests_eventing-kogito_release-1.13
+    name: build-tests_eventing-kogito_release-1.15
     path_alias: knative.dev/eventing-kogito
     rerun_command: /test build-tests
     spec:
@@ -134,13 +134,13 @@ presubmits:
       nodeSelector:
         kubernetes.io/arch: amd64
         type: testing
-    trigger: ((?m)^/test( | .* )build-tests,?($|\s.*))|((?m)^/test( | .* )build-tests_eventing-kogito_release-1.13,?($|\s.*))
+    trigger: ((?m)^/test( | .* )build-tests,?($|\s.*))|((?m)^/test( | .* )build-tests_eventing-kogito_release-1.15,?($|\s.*))
   - always_run: true
     branches:
-    - ^release-1.13$
+    - ^release-1.15$
     cluster: prow-build
     decorate: true
-    name: unit-tests_eventing-kogito_release-1.13
+    name: unit-tests_eventing-kogito_release-1.15
     path_alias: knative.dev/eventing-kogito
     rerun_command: /test unit-tests
     spec:
@@ -157,13 +157,13 @@ presubmits:
       nodeSelector:
         kubernetes.io/arch: amd64
         type: testing
-    trigger: ((?m)^/test( | .* )unit-tests,?($|\s.*))|((?m)^/test( | .* )unit-tests_eventing-kogito_release-1.13,?($|\s.*))
+    trigger: ((?m)^/test( | .* )unit-tests,?($|\s.*))|((?m)^/test( | .* )unit-tests_eventing-kogito_release-1.15,?($|\s.*))
   - always_run: true
     branches:
-    - ^release-1.13$
+    - ^release-1.15$
     cluster: prow-build
     decorate: true
-    name: integration-tests_eventing-kogito_release-1.13
+    name: integration-tests_eventing-kogito_release-1.15
     path_alias: knative.dev/eventing-kogito
     rerun_command: /test integration-tests
     spec:
@@ -194,4 +194,4 @@ presubmits:
           - key: service-account-key.json
             path: service-account.json
           secretName: prow-google-credentials
-    trigger: ((?m)^/test( | .* )integration-tests,?($|\s.*))|((?m)^/test( | .* )integration-tests_eventing-kogito_release-1.13,?($|\s.*))
+    trigger: ((?m)^/test( | .* )integration-tests,?($|\s.*))|((?m)^/test( | .* )integration-tests_eventing-kogito_release-1.15,?($|\s.*))
diff --git a/prow/jobs/generated/knative-extensions/sample-source-release-1.13.gen.yaml b/prow/jobs/generated/knative-extensions/sample-source-release-1.15.gen.yaml
similarity index 88%
rename from prow/jobs/generated/knative-extensions/sample-source-release-1.13.gen.yaml
rename to prow/jobs/generated/knative-extensions/sample-source-release-1.15.gen.yaml
index 1d2b2b16b..f4b342a94 100644
--- a/prow/jobs/generated/knative-extensions/sample-source-release-1.13.gen.yaml
+++ b/prow/jobs/generated/knative-extensions/sample-source-release-1.15.gen.yaml
@@ -7,18 +7,18 @@
 
 periodics:
 - annotations:
-    testgrid-dashboards: knative-extensions-release-1.13
+    testgrid-dashboards: knative-extensions-release-1.15
     testgrid-tab-name: sample-source-release
   cluster: prow-build
-  cron: 2 9 * * 2
+  cron: 12 9 * * 2
   decorate: true
   extra_refs:
-  - base_ref: release-1.13
+  - base_ref: release-1.15
     org: knative-extensions
     path_alias: knative.dev/sample-source
     repo: sample-source
   max_concurrency: 1
-  name: release_sample-source_release-1.13_periodic
+  name: release_sample-source_release-1.15_periodic
   spec:
     containers:
     - command:
@@ -32,7 +32,7 @@ periodics:
       - --github-token
       - /etc/hub-token/token
       - --branch
-      - release-1.13
+      - release-1.15
       env:
       - name: GOOGLE_APPLICATION_CREDENTIALS
         value: /etc/release-account/service-account.json
@@ -74,10 +74,10 @@ presubmits:
   knative-extensions/sample-source:
   - always_run: true
     branches:
-    - ^release-1.13$
+    - ^release-1.15$
     cluster: prow-build
     decorate: true
-    name: build-tests_sample-source_release-1.13
+    name: build-tests_sample-source_release-1.15
     path_alias: knative.dev/sample-source
     rerun_command: /test build-tests
     spec:
@@ -94,13 +94,13 @@ presubmits:
       nodeSelector:
         kubernetes.io/arch: amd64
         type: testing
-    trigger: ((?m)^/test( | .* )build-tests,?($|\s.*))|((?m)^/test( | .* )build-tests_sample-source_release-1.13,?($|\s.*))
+    trigger: ((?m)^/test( | .* )build-tests,?($|\s.*))|((?m)^/test( | .* )build-tests_sample-source_release-1.15,?($|\s.*))
   - always_run: true
     branches:
-    - ^release-1.13$
+    - ^release-1.15$
     cluster: prow-build
     decorate: true
-    name: unit-tests_sample-source_release-1.13
+    name: unit-tests_sample-source_release-1.15
     path_alias: knative.dev/sample-source
     rerun_command: /test unit-tests
     spec:
@@ -117,4 +117,4 @@ presubmits:
       nodeSelector:
         kubernetes.io/arch: amd64
         type: testing
-    trigger: ((?m)^/test( | .* )unit-tests,?($|\s.*))|((?m)^/test( | .* )unit-tests_sample-source_release-1.13,?($|\s.*))
+    trigger: ((?m)^/test( | .* )unit-tests,?($|\s.*))|((?m)^/test( | .* )unit-tests_sample-source_release-1.15,?($|\s.*))
diff --git a/prow/jobs_config/knative-extensions/eventing-ceph-release-1.13.yaml b/prow/jobs_config/knative-extensions/eventing-ceph-release-1.15.yaml
similarity index 97%
rename from prow/jobs_config/knative-extensions/eventing-ceph-release-1.13.yaml
rename to prow/jobs_config/knative-extensions/eventing-ceph-release-1.15.yaml
index b3b76eab1..44c80abc8 100644
--- a/prow/jobs_config/knative-extensions/eventing-ceph-release-1.13.yaml
+++ b/prow/jobs_config/knative-extensions/eventing-ceph-release-1.15.yaml
@@ -5,7 +5,7 @@
 # ####                                                                     ####
 # #############################################################################
 branches:
-- release-1.13
+- release-1.15
 image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20240723-cbf584354
 jobs:
 - command:
@@ -28,7 +28,7 @@ jobs:
   - --github-token
   - /etc/hub-token/token
   - --branch
-  - release-1.13
+  - release-1.15
   excluded_requirements:
   - gcp
   max_concurrency: 1
diff --git a/prow/jobs_config/knative-extensions/eventing-kogito-release-1.13.yaml b/prow/jobs_config/knative-extensions/eventing-kogito-release-1.15.yaml
similarity index 97%
rename from prow/jobs_config/knative-extensions/eventing-kogito-release-1.13.yaml
rename to prow/jobs_config/knative-extensions/eventing-kogito-release-1.15.yaml
index 7fa66ed7c..c7086687e 100644
--- a/prow/jobs_config/knative-extensions/eventing-kogito-release-1.13.yaml
+++ b/prow/jobs_config/knative-extensions/eventing-kogito-release-1.15.yaml
@@ -5,7 +5,7 @@
 # ####                                                                     ####
 # #############################################################################
 branches:
-- release-1.13
+- release-1.15
 image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20240723-cbf584354
 jobs:
 - command:
@@ -51,7 +51,7 @@ jobs:
   - --github-token
   - /etc/hub-token/token
   - --branch
-  - release-1.13
+  - release-1.15
   excluded_requirements:
   - gcp
   max_concurrency: 1
diff --git a/prow/jobs_config/knative-extensions/sample-source-release-1.13.yaml b/prow/jobs_config/knative-extensions/sample-source-release-1.15.yaml
similarity index 97%
rename from prow/jobs_config/knative-extensions/sample-source-release-1.13.yaml
rename to prow/jobs_config/knative-extensions/sample-source-release-1.15.yaml
index 886cac5e5..45188d3cc 100644
--- a/prow/jobs_config/knative-extensions/sample-source-release-1.13.yaml
+++ b/prow/jobs_config/knative-extensions/sample-source-release-1.15.yaml
@@ -5,7 +5,7 @@
 # ####                                                                     ####
 # #############################################################################
 branches:
-- release-1.13
+- release-1.15
 image: us-docker.pkg.dev/knative-tests/images/prow-tests:v20240723-cbf584354
 jobs:
 - command:
@@ -37,7 +37,7 @@ jobs:
   - --github-token
   - /etc/hub-token/token
   - --branch
-  - release-1.13
+  - release-1.15
   excluded_requirements:
   - gcp
   max_concurrency: 1