diff --git a/modules/server/caddy.nix b/modules/server/caddy.nix
index 570f3c6..92adebb 100644
--- a/modules/server/caddy.nix
+++ b/modules/server/caddy.nix
@@ -7,7 +7,7 @@
 {
   options.services.caddy.authedHosts = lib.mkOption {
     type = lib.types.attrsOf lib.types.lines;
-    default = [ ];
+    default = { };
   };
 
   config = {