diff --git a/machines/akhaten/stalwart.nix b/machines/akhaten/stalwart.nix
index 7d702ad..5ccb678 100644
--- a/machines/akhaten/stalwart.nix
+++ b/machines/akhaten/stalwart.nix
@@ -12,12 +12,6 @@ in
     enable = true;
     package = pkgs.callPackage ../../private/pkgs/stalwart { };
     settings = {
-      metrics.history = {
-        enable = true;
-        store = "rocksdb";
-        retention = "90d";
-        interval = "0 * *";
-      };
       authentication.fallback-admin = {
         user = "admin";
         secret = "%{file:/var/lib/stalwart-mail/admin-hash}%";
diff --git a/private b/private
index 8cb3528..8cea90f 160000
--- a/private
+++ b/private
@@ -1 +1 @@
-Subproject commit 8cb35282ab0d38c63f757653bab144cfc348c08c
+Subproject commit 8cea90f20289d672f735978caeaa057919050fc0