diff --git a/emacs/notmuch-emacs-mua.desktop b/emacs/notmuch-emacs-mua.desktop
index 0d9af2a4..752a1d7b 100644
--- a/emacs/notmuch-emacs-mua.desktop
+++ b/emacs/notmuch-emacs-mua.desktop
@@ -8,3 +8,4 @@ Icon=emblem-mail
 Terminal=false
 Type=Application
 Categories=Network;Email;
+Keywords=Mail;E-mail;Email;