diff --git a/.github/release-please.yml b/.github/release-please.yml
index 412c1b796..612c1d443 100644
--- a/.github/release-please.yml
+++ b/.github/release-please.yml
@@ -1,24 +1,27 @@
 branches:
-    - branch: 1.127.12-sp
-      releaseType: java-lts
-    - branch: java7
-    - branch: 2.3.x
-      releaseType: java-backport
-    - branch: 2.10.x
-      releaseType: java-backport
-    - branch: 2.19.x
-      releaseType: java-backport
-    - branch: 2.35.x
-      releaseType: java-backport
-    - branch: 2.40.x
-      releaseType: java-backport
-    - branch: 2.48.x
-      releaseType: java-backport
-    - branch: 2.52.x
-      releaseType: java-backport
-    - branch: 2.51.x
-      releaseType: java-backport
-    - branch: protobuf-4.x-rc
-      manifest: true
+  - branch: 1.127.12-sp
+    releaseType: java-lts
+  - branch: java7
+  - branch: 2.3.x
+    releaseType: java-backport
+  - branch: 2.10.x
+    releaseType: java-backport
+  - branch: 2.19.x
+    releaseType: java-backport
+  - branch: 2.35.x
+    releaseType: java-backport
+  - branch: 2.40.x
+    releaseType: java-backport
+  - branch: 2.48.x
+    releaseType: java-backport
+  - branch: 2.52.x
+    releaseType: java-backport
+  - branch: 2.51.x
+    releaseType: java-backport
+  - branch: protobuf-4.x-rc
+    manifest: true
+  - handleGHRelease: true
+    releaseType: java-backport
+    branch: 2.58.x
 handleGHRelease: true
 releaseType: java-yoshi
diff --git a/.github/sync-repo-settings.yaml b/.github/sync-repo-settings.yaml
index 8a7fa3e30..4a5102d84 100644
--- a/.github/sync-repo-settings.yaml
+++ b/.github/sync-repo-settings.yaml
@@ -162,6 +162,21 @@ branchProtectionRules:
       - cla/google
       - javadoc
       - unmanaged_dependency_check
+  - pattern: 2.58.x
+    isAdminEnforced: true
+    requiredApprovingReviewCount: 1
+    requiresCodeOwnerReviews: true
+    requiresStrictStatusChecks: false
+    requiredStatusCheckContexts:
+      - dependencies (17)
+      - lint
+      - clirr
+      - units (8)
+      - units (11)
+      - 'Kokoro - Test: Integration'
+      - cla/google
+      - javadoc
+      - unmanaged_dependency_check
 permissionRules:
   - team: api-bigquery
     permission: admin