diff --git a/zuul.d/trigger_jobs.yaml b/zuul.d/trigger_jobs.yaml
index f5db1641ad..5d2119b37b 100644
--- a/zuul.d/trigger_jobs.yaml
+++ b/zuul.d/trigger_jobs.yaml
@@ -32,6 +32,10 @@
       # It will create a file trigger_va_hci
       trigger_job_name: "va_hci"
       trigger_commit_msg: "Triggering VA HCI job"
+      # trigger file name will be trigger_va_hci_18.0.0-proposed
+      # It will be created by combining trigger_job_name
+      # and trigger_branch_name.
+      trigger_branch_name: "18.0.0-proposed"
 
 - job:
     name: trigger-job-base