diff --git a/docs/docfx.json b/docs/docfx.json
index 5b0cad4ee..db333b9df 100644
--- a/docs/docfx.json
+++ b/docs/docfx.json
@@ -34,6 +34,7 @@
     "externalReference": [],
     "globalMetadata": {
       "ms.service": "dotnet-communitytoolkit",
+      "ms.subservice": "windows-community-toolkit",
       "titleSuffix": "Windows Community Toolkit",
       "searchScope": [
         "windows-toolkit"
diff --git a/dotnet/docfx.json b/dotnet/docfx.json
index 342368a59..56a9f81f8 100644
--- a/dotnet/docfx.json
+++ b/dotnet/docfx.json
@@ -46,6 +46,7 @@
     "externalReference": [],
     "globalMetadata": {
       "ms.service": "dotnet-communitytoolkit",
+      "ms.subservice": "windows-community-toolkit",
       "breadcrumb_path": "~/breadcrumb/toc.yml",
       "extendBreadcrumb": true,
       "apiPlatform": "dotnet",