diff --git a/Joplin_install_and_update.sh b/Joplin_install_and_update.sh
index f6c6321e6..b09f2d076 100755
--- a/Joplin_install_and_update.sh
+++ b/Joplin_install_and_update.sh
@@ -219,7 +219,8 @@ then
 	Type=Application
 	Categories=Office;
 	MimeType=x-scheme-handler/joplin;
-	X-GNOME-SingleWindow=true
+	X-GNOME-SingleWindow=true // should be removed eventually as it was upstream to be an XDG specification
+	SingleMainWindow=true
 	EOF
     
     # Update application icons