diff --git a/hosts/md/hedgedoc.nix b/hosts/md/hedgedoc.nix
index c1050ec..c97ed4d 100644
--- a/hosts/md/hedgedoc.nix
+++ b/hosts/md/hedgedoc.nix
@@ -20,6 +20,7 @@ in
         protocolUseSSL = true;
         enableStatsApi = true;
         allowFreeUrl = true;
+        requireFreeURLAuthentication = true;
       };
     };