diff --git a/.mergify.yml b/.mergify.yml
index df416271e8..67bda426ee 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -293,3 +293,17 @@ pull_request_rules:
         branches:
           - "8.14"
         title: "[{{ destination_branch }}](backport #{{ number }}) {{ title }}"
+  - name: backport patches to 8.15 branch
+    conditions:
+      - merged
+      - base=main
+      - label=backport-8.15
+    actions:
+      backport:
+        assignees:
+          - "{{ author }}"
+        labels:
+          - "backport"
+        branches:
+          - "8.15"
+        title: "[{{ destination_branch }}](backport #{{ number }}) {{ title }}"