diff --git a/github-merge-flow.jsonc b/github-merge-flow.jsonc
index 0a3ff944c9cb6..98e31ea24a8dc 100644
--- a/github-merge-flow.jsonc
+++ b/github-merge-flow.jsonc
@@ -15,6 +15,16 @@
         "release/8.0-rc":{
             "MergeToBranch": "release/8.0",
             "ExtraSwitches": "-QuietComments"
+        },
+        // Automate merging runtime release/9.0-rc1 branch back to release/9.0
+        "release/9.0-rc1":{
+            "MergeToBranch": "release/9.0",
+            "ExtraSwitches": "-QuietComments"
+        },
+        // Automate merging runtime release/9.0-rc2 branch back to release/9.0
+        "release/9.0-rc2":{
+            "MergeToBranch": "release/9.0",
+            "ExtraSwitches": "-QuietComments"
         }
     }
 }