diff --git a/Plugins/UniversalEditor.Plugins.Multimedia/Associations/WaveformAudio/MPEG4Part14.uexml b/Plugins/UniversalEditor.Plugins.Multimedia/Associations/WaveformAudio/MPEG4Part14.uexml
index 2a7993d8..3f0d7418 100644
--- a/Plugins/UniversalEditor.Plugins.Multimedia/Associations/WaveformAudio/MPEG4Part14.uexml
+++ b/Plugins/UniversalEditor.Plugins.Multimedia/Associations/WaveformAudio/MPEG4Part14.uexml
@@ -3,7 +3,7 @@
 	<Associations>
 		<Association>
 			<Filters>
-				<Filter Title="MPEG-4 part 14 audio/video">
+				<Filter Title="MPEG-4 part 14 audio/video" ContentType="video/mp4">
 					<FileNameFilters>
 						<FileNameFilter>*.mp4</FileNameFilter>
 						<FileNameFilter>*.m4a</FileNameFilter>