diff --git a/desktop/org.gnome.Geary.desktop.in b/desktop/org.gnome.Geary.desktop.in
index 0efff687..8a8f838b 100644
--- a/desktop/org.gnome.Geary.desktop.in
+++ b/desktop/org.gnome.Geary.desktop.in
@@ -13,6 +13,7 @@ Terminal=false
 Categories=GNOME;GTK;Network;Email;
 MimeType=x-scheme-handler/mailto;
 StartupNotify=true
+X-GNOME-UsesNotifications=true
 Actions=Compose;
 
 [Desktop Action Compose]