diff --git a/azure-pipelines/build.yml b/azure-pipelines/build.yml
index cd786ae..f355a6a 100644
--- a/azure-pipelines/build.yml
+++ b/azure-pipelines/build.yml
@@ -39,6 +39,8 @@ resources:
 extends:
   template: azure-pipelines/MicroBuild.1ES.Official.yml@MicroBuildTemplate
   parameters:
+    settings:
+      networkIsolationPolicy: Permissive,CFSClean,CFSClean2,CFSClean3
     pool:
       name: VSEngSS-MicroBuild2022-1ES
     sdl: