diff --git a/manifests/Microsoft/MultilingualAppToolkit/4.0.0.0.yaml b/manifests/Microsoft/MultilingualAppToolkit/4.0.0.0.yaml
index 0ce896584..6866c68aa 100644
--- a/manifests/Microsoft/MultilingualAppToolkit/4.0.0.0.yaml
+++ b/manifests/Microsoft/MultilingualAppToolkit/4.0.0.0.yaml
@@ -4,8 +4,8 @@ Name: Multilingual App Toolkit
 Version: 4.0.0.0
 License: Copyright (C) Microsoft Corporation
 InstallerType: MSI
-AppMoniker: 
-Tags: multilingual
+AppMoniker: mat
+Tags: multilingual, mat, localization, localisation, visualstudio, vs, development, tools
 Description: The Multilingual App Toolkit (MAT) 4.0 integrates with Microsoft Visual Studio 2019 to provide Windows apps with translation support, translation file management, and editor tools.
 Homepage: https://developer.microsoft.com/en-us/windows/downloads/multilingual-app-toolkit/
 Installers:
@@ -13,4 +13,4 @@ Installers:
     InstallerType: MSI
     Url: https://download.microsoft.com/download/3/2/4/324B517B-F5A3-480A-AAE0-DDB522358E96/MultilingualAppToolkit.msi
     Sha256: 42DD49DA73ABFA4CFC3E9B9B117F3DBD96EEF51CB0FA5640495C5D1098FD36A3
-    Language: en
\ No newline at end of file
+    Language: en