diff --git a/OvmfPkg/PlatformCI/.azurepipelines/Ubuntu-GCC.yml b/OvmfPkg/PlatformCI/.azurepipelines/Ubuntu-GCC.yml
index 82eb6062d0..9b7a1a9218 100644
--- a/OvmfPkg/PlatformCI/.azurepipelines/Ubuntu-GCC.yml
+++ b/OvmfPkg/PlatformCI/.azurepipelines/Ubuntu-GCC.yml
@@ -8,9 +8,17 @@
 # Copyright (c) Microsoft Corporation.
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 ##
-trigger:
-  - master
-  - stable/*
+trigger: none
+
+schedules:
+- cron: "0 5 * * *"
+  displayName: Daily Build
+  branches:
+    include:
+    - master
+    - stable/*
+  always: true
+
 pr:
   - master
   - stable/*
diff --git a/OvmfPkg/PlatformCI/.azurepipelines/Windows-VS.yml b/OvmfPkg/PlatformCI/.azurepipelines/Windows-VS.yml
index b3a165cfd8..5d3ea1db41 100644
--- a/OvmfPkg/PlatformCI/.azurepipelines/Windows-VS.yml
+++ b/OvmfPkg/PlatformCI/.azurepipelines/Windows-VS.yml
@@ -8,9 +8,17 @@
 # Copyright (c) Microsoft Corporation.
 # SPDX-License-Identifier: BSD-2-Clause-Patent
 ##
-trigger:
-  - master
-  - stable/*
+trigger: none
+
+schedules:
+- cron: "0 5 * * *"
+  displayName: Daily Build
+  branches:
+    include:
+    - master
+    - stable/*
+  always: true
+
 pr:
   - master
   - stable/*