diff --git a/ArmVirtPkg/PlatformCI/.azurepipelines/Ubuntu-GCC5.yml b/ArmVirtPkg/PlatformCI/.azurepipelines/Ubuntu-GCC5.yml
index c5e14248bc..b07e3199f1 100644
--- a/ArmVirtPkg/PlatformCI/.azurepipelines/Ubuntu-GCC5.yml
+++ b/ArmVirtPkg/PlatformCI/.azurepipelines/Ubuntu-GCC5.yml
@@ -10,8 +10,10 @@
 ##
 trigger:
   - master
+  - stable/*
 pr:
   - master
+  - stable/*
 
 jobs:
   - job: Platform_CI