diff --git a/build-aux/flatpak/org.gnome.Calendar.json b/build-aux/flatpak/org.gnome.Calendar.json
index 17481c58..0f6dc9db 100644
--- a/build-aux/flatpak/org.gnome.Calendar.json
+++ b/build-aux/flatpak/org.gnome.Calendar.json
@@ -16,6 +16,7 @@
         "--system-talk-name=org.freedesktop.login1",
         "--system-talk-name=org.freedesktop.timedate1",
         "--talk-name=org.gnome.ControlCenter",
+        "--talk-name=org.gnome.Settings",
         "--talk-name=org.gnome.evolution.dataserver.AddressBook9",
         "--talk-name=org.gnome.evolution.dataserver.Calendar8",
         "--talk-name=org.gnome.evolution.dataserver.Sources5",