diff --git a/modules/accounts/calendar.nix b/modules/accounts/calendar.nix
index e96f2f2dd..1f1cb9067 100644
--- a/modules/accounts/calendar.nix
+++ b/modules/accounts/calendar.nix
@@ -106,8 +106,8 @@ let
       };
 
       local = mkOption {
-        type = types.nullOr (localModule name);
-        default = null;
+        type = localModule name;
+        default = {};
         description = ''
           Local configuration for the calendar.
         '';