diff --git a/build.psm1 b/build.psm1
index 73750e4427..f5808cbba3 100644
--- a/build.psm1
+++ b/build.psm1
@@ -1804,9 +1804,7 @@ function Get-RedHatPackageManager {
 }
 
 function Start-PSBootstrap {
-    [CmdletBinding(
-        SupportsShouldProcess=$true,
-        ConfirmImpact="High")]
+    [CmdletBinding()]
     param(
         [string]$Channel = $dotnetCLIChannel,
         # we currently pin dotnet-cli version, and will
diff --git a/tools/ci.psm1 b/tools/ci.psm1
index 21139ade5c..afdf5b81ba 100644
--- a/tools/ci.psm1
+++ b/tools/ci.psm1
@@ -171,7 +171,7 @@ function Invoke-CIInstall
     }
 
     Set-BuildVariable -Name TestPassed -Value False
-    Start-PSBootstrap -Confirm:$false
+    Start-PSBootstrap
 }
 
 function Invoke-CIxUnit