diff --git a/.azurepipelines/Ubuntu-GCC5.yml b/.azurepipelines/Ubuntu-GCC5.yml
index 7cd67c98da..3760c6efe1 100644
--- a/.azurepipelines/Ubuntu-GCC5.yml
+++ b/.azurepipelines/Ubuntu-GCC5.yml
@@ -7,8 +7,10 @@
 ##
 trigger:
 - master
+- stable/*
 pr:
 - master
+- stable/*
 
 jobs:
 - template: templates/pr-gate-build-job.yml
diff --git a/.azurepipelines/Ubuntu-PatchCheck.yml b/.azurepipelines/Ubuntu-PatchCheck.yml
index dff8f579b6..4de453bf9d 100644
--- a/.azurepipelines/Ubuntu-PatchCheck.yml
+++ b/.azurepipelines/Ubuntu-PatchCheck.yml
@@ -5,7 +5,7 @@
 # NOTE: This example monitors pull requests against the edk2-ci branch.  Most
 # environments would replace 'edk2-ci' with 'master'.
 #
-# Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2019 - 2020, Intel Corporation. All rights reserved.<BR>
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 #
 # https://github.com/tianocore
@@ -16,6 +16,7 @@ trigger: none
 
 pr:
 - master
+- stable/*
 
 pool:
   vmImage: 'ubuntu-latest'
diff --git a/.azurepipelines/Windows-VS2019.yml b/.azurepipelines/Windows-VS2019.yml
index d6b879cd98..22f2d88c2c 100644
--- a/.azurepipelines/Windows-VS2019.yml
+++ b/.azurepipelines/Windows-VS2019.yml
@@ -6,9 +6,11 @@
 ##
 trigger:
 - master
+- stable/*
 
 pr:
 - master
+- stable/*
 
 jobs:
 - template: templates/pr-gate-build-job.yml