diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index f303db9137..c90fdce4e9 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -1,4 +1,6 @@
-# Pipeline YAML for PR
+pr:
+- main
+- rel/*
 
 jobs:
 - job: Windows