diff --git a/Joplin_install_and_update.sh b/Joplin_install_and_update.sh
index 81835b7df..f6c6321e6 100755
--- a/Joplin_install_and_update.sh
+++ b/Joplin_install_and_update.sh
@@ -219,6 +219,7 @@ then
 	Type=Application
 	Categories=Office;
 	MimeType=x-scheme-handler/joplin;
+	X-GNOME-SingleWindow=true
 	EOF
     
     # Update application icons