diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index a1da0e6d0a..0cb3fae9bf 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -155,63 +155,3 @@ updates:
   - "area/dependency"
   - "ok-to-test"
 ## release-0.12 branch config ends here
-## release-0.11 branch config starts here
-# github-actions
-- directory: "/"
-  package-ecosystem: "github-actions"
-  schedule:
-    interval: "weekly"
-    day: "monday"
-  target-branch: release-0.11
-  groups:
-    all-github-actions:
-      patterns: ["*"]
-  commit-message:
-    prefix: ":seedling:"
-    include: scope
-  labels:
-  - "area/dependency"
-  - "ok-to-test"
-# Go directories
-- directories:
-  - "/"
-  - "/hack/tools"
-  - "/orc"
-  package-ecosystem: "gomod"
-  schedule:
-    interval: "weekly"
-    day: "monday"
-  target-branch: release-0.11
-  groups:
-    all-go-mod-patch-and-minor:
-      patterns: ["*"]
-      update-types: ["patch", "minor"]
-  commit-message:
-    prefix: ":seedling:"
-    include: scope
-  ignore:
-  # Ignore CAPI major and minor bumps
-  - dependency-name: "sigs.k8s.io/cluster-api*"
-    update-types: ["version-update:semver-major", "version-update:semver-minor"]
-  # Ignore controller-runtime major and minor bumps as its upgraded manually.
-  - dependency-name: "sigs.k8s.io/controller-runtime"
-    update-types: ["version-update:semver-major", "version-update:semver-minor"]
-  # Ignore k8s major and minor bumps and its transitives modules
-  - dependency-name: "k8s.io/*"
-    update-types: ["version-update:semver-major", "version-update:semver-minor"]
-  - dependency-name: "sigs.k8s.io/controller-tools"
-    update-types: ["version-update:semver-major", "version-update:semver-minor"]
-  # We will need k8s v0.31.3 to bump structured-merge-diff to v4.4.2 (check git history for details).
-  - dependency-name: "sigs.k8s.io/structured-merge-diff/*"
-  # These dependencies are skipped because they require a newer version of go:
-  - dependency-name: "github.com/a8m/envsubst"
-  - dependency-name: "github.com/onsi/ginkgo/v2"
-  - dependency-name: "github.com/onsi/gomega"
-  - dependency-name: "github.com/prometheus/client_golang"
-  - dependency-name: "go.uber.org/mock"
-  - dependency-name: "golang.org/x/crypto"
-  - dependency-name: "golang.org/x/text"
-  labels:
-  - "area/dependency"
-  - "ok-to-test"
-## release-0.11 branch config ends here
diff --git a/.github/workflows/security-scan.yaml b/.github/workflows/security-scan.yaml
index f4bdf3dacf..2b93cfc0c1 100644
--- a/.github/workflows/security-scan.yaml
+++ b/.github/workflows/security-scan.yaml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        branch: [main, release-0.13, release-0.12, release-0.11]
+        branch: [main, release-0.13, release-0.12]
     name: Trivy
     runs-on: ubuntu-latest
     steps: