diff --git a/opensubtitles-download.desktop b/opensubtitles-download.desktop
index 5639517..fd87ea1 100755
--- a/opensubtitles-download.desktop
+++ b/opensubtitles-download.desktop
@@ -1,6 +1,6 @@
 [Desktop Entry]
 Type=Service
-MimeType=video/mp4;video/mkv
+MimeType=video/mp4;video/x-matroska
 Actions=openSubtitlesDownload
 
 [Desktop Action openSubtitlesDownload]