diff --git a/application_octetstream.desktop b/application_octetstream.desktop
index 3b29e4228..18cc2e1a2 100644
--- a/application_octetstream.desktop
+++ b/application_octetstream.desktop
@@ -2,6 +2,7 @@
 Encoding=UTF-8
 Name=Application Octetstream
 Name[ca]=Aplicació Octetstream
+Name[cs]=Aplikace octetstream
 Name[da]=Program oktetstrøm
 Name[es]=Aplicación en flujo de octetos
 Name[hu]=Alkalmazás-adatfolyam
@@ -26,6 +27,7 @@ Comment=A bodypart formatter plugin for application/octet-stream
 Comment[bg]=Приставка за форматиране на двоични данни
 Comment[bs]=Dodatak za formatiranje tijela poruke za application/octet-stream
 Comment[ca]=Un endollable formatador del cos per application/octet-stream
+Comment[cs]=Modul formátovače těla pro application/octet-stream
 Comment[da]=Et bodypart formateringsplugin for application/octet-stream
 Comment[de]=Ein Bodypart-Formatierplugin für application/octet-stream
 Comment[es]=Un accesorio de formato para el cuerpo de application/octet-stream