diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 3fd33d71278d..a7f790d73beb 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -19,18 +19,18 @@ updates:
 
 - package-ecosystem: docker
   directory: /cluster/images/
-  target-branch: "release-1.15"
+  target-branch: "release-1.16"
   schedule:
     interval: weekly
 
 - package-ecosystem: docker
   directory: /cluster/images/
-  target-branch: "release-1.14"
+  target-branch: "release-1.15"
   schedule:
     interval: weekly
 
 - package-ecosystem: docker
   directory: /cluster/images/
-  target-branch: "release-1.13"
+  target-branch: "release-1.14"
   schedule:
     interval: weekly
diff --git a/.github/workflows/ci-image-scanning-on-schedule.yml b/.github/workflows/ci-image-scanning-on-schedule.yml
index f6a8a93bbcbf..b46e29a35180 100644
--- a/.github/workflows/ci-image-scanning-on-schedule.yml
+++ b/.github/workflows/ci-image-scanning-on-schedule.yml
@@ -27,7 +27,7 @@ jobs:
           - karmada-search
           - karmada-operator
           - karmada-metrics-adapter
-        karmada-version: [ release-1.15, release-1.14, release-1.13 ]
+        karmada-version: [ release-1.16, release-1.15, release-1.14 ]
     steps:
       - name: checkout code
         uses: actions/checkout@v6
diff --git a/.github/workflows/ci-schedule-compatibility.yaml b/.github/workflows/ci-schedule-compatibility.yaml
index a96687fde377..f36955a46c47 100644
--- a/.github/workflows/ci-schedule-compatibility.yaml
+++ b/.github/workflows/ci-schedule-compatibility.yaml
@@ -20,7 +20,7 @@ jobs:
       fail-fast: false
       matrix:
         kubeapiserver-version: [ v1.25.0, v1.26.0, v1.27.3, v1.28.0, v1.29.0, v1.30.0, v1.31.0, v1.32.0, v1.33.0, v1.34.0 ]
-        karmada-version: [ master, release-1.15, release-1.14, release-1.13 ]
+        karmada-version: [ master, release-1.16, release-1.15, release-1.14 ]
     env:
       KARMADA_APISERVER_VERSION: ${{ matrix.kubeapiserver-version }}
     steps:
diff --git a/README.md b/README.md
index ceeb09f6ed2d..3245731dd167 100644
--- a/README.md
+++ b/README.md
@@ -193,9 +193,9 @@ The following table shows the compatibility test results against the latest 10 K
 
 |                       | Kubernetes 1.34 | Kubernetes 1.33 | Kubernetes 1.32 | Kubernetes 1.31 | Kubernetes 1.30 | Kubernetes 1.29 | Kubernetes 1.28 | Kubernetes 1.27 | Kubernetes 1.26 | Kubernetes 1.25 | Kubernetes 1.24 | Kubernetes 1.23 |
 |-----------------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|-----------------|
-| Karmada v1.13         |                 |                 |                 | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               |
 | Karmada v1.14         |                 |                 | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               |
 | Karmada v1.15         |                 | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               |                 |
+| Karmada v1.16         | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               |                 |                 |
 | Karmada HEAD (master) | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               | ✓               |                 |                 |
 
 Key: