diff --git a/Plugins/UniversalEditor.Plugins.NewWorldComputing/Associations/NewWorldComputing/NWCSound.uexml b/Plugins/UniversalEditor.Plugins.NewWorldComputing/Associations/NewWorldComputing/NWCSound.uexml
index cdd1faf7..0b29aca0 100644
--- a/Plugins/UniversalEditor.Plugins.NewWorldComputing/Associations/NewWorldComputing/NWCSound.uexml
+++ b/Plugins/UniversalEditor.Plugins.NewWorldComputing/Associations/NewWorldComputing/NWCSound.uexml
@@ -3,7 +3,7 @@
 	<Associations>
 		<Association>
 			<Filters>
-				<Filter Title="Heroes of Might and Magic II wave sound">
+				<Filter Title="Heroes of Might and Magic II wave sound" ContentType="audio/x-newworldcomputing-82m" HintComparison="FilterOnly">
 					<FileNameFilters>
 						<FileNameFilter>*.82m</FileNameFilter>
 					</FileNameFilters>