diff --git a/.ci/dev/forward-merge/Jenkinsfile b/.ci/dev/forward-merge/Jenkinsfile
index 15bab869d8..48600b1459 100644
--- a/.ci/dev/forward-merge/Jenkinsfile
+++ b/.ci/dev/forward-merge/Jenkinsfile
@@ -1,8 +1,8 @@
 @Library('corda-shared-build-pipeline-steps@5.1') _
 
 forwardMerger(
-    targetBranch: 'release/os/4.8',
-    originBranch: 'release/os/4.7',
+    targetBranch: 'release/os/4.9',
+    originBranch: 'release/os/4.8',
     slackChannel: '#build-team-automated-notifications'
 )