diff --git a/build/build-host-release.ps1 b/build/build-host-release.ps1
index 3fb9e7eadfdc..b1e8660568c8 100644
--- a/build/build-host-release.ps1
+++ b/build/build-host-release.ps1
@@ -48,7 +48,7 @@ $CompressParam = @{
     LiteralPath     = "sslocal.exe", "ssserver.exe", "ssurl.exe", "ssmanager.exe", "ssservice.exe"
     DestinationPath = "${PackagePath}"
 }
-if (${Features} -contains "winservice") {
+if ((${Features}).Contains("winservice")) {
     $CompressParam.LiteralPath += "sswinservice.exe"
 }
 Compress-Archive @CompressParam