diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 1e4107c1..796af48f 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -39,7 +39,8 @@ extends:
         displayName: Phase 1
         cancelTimeoutInMinutes: 1
         pool:
-          name: 1ESPtTfsAgentBuildPool1
+          name: 1ES-OSE-Pool
+          image: 1ES-OSE-Hosted-Pool-windows
           os: windows
         steps:
         - checkout: self