diff --git a/features/server/multimedia/jellyfin.nix b/features/server/multimedia/jellyfin.nix
index f7b847e..5024104 100644
--- a/features/server/multimedia/jellyfin.nix
+++ b/features/server/multimedia/jellyfin.nix
@@ -1,5 +1,21 @@
-{ config, ... }:
+{ pkgs, config, ... }:
 {
+  # 1. enable vaapi on OS-level
+  nixpkgs.config.packageOverrides = pkgs: {
+    vaapiIntel = pkgs.vaapiIntel.override { enableHybridCodec = true; };
+  };
+
+  hardware.opengl = {
+    # hardware.opengl in 24.05
+    enable = true;
+    extraPackages = with pkgs; [
+      intel-media-driver
+      intel-vaapi-driver # previously vaapiIntel
+      vaapiVdpau
+      intel-compute-runtime # OpenCL filter support (hardware tonemapping and subtitle burn-in)
+      intel-media-sdk # QSV up to 11th gen
+    ];
+  };
   services.jellyfin = {
     enable = true;
     openFirewall = true;
diff --git a/features/server/services/synapse-matrix.nix b/features/server/services/synapse-matrix.nix
index 19630b4..d5b552a 100644
--- a/features/server/services/synapse-matrix.nix
+++ b/features/server/services/synapse-matrix.nix
@@ -21,6 +21,7 @@ in
       server_name = "hypervirtual.world";
       public_baseurl = baseUrl;
       enable_registration = false;
+      enable_metrics = true;
       listeners = [
         {
           port = 8008;
@@ -36,7 +37,6 @@ in
               names = [
                 "client"
                 "federation"
-                "metrics"
               ];
               compress = true;
             }
@@ -48,7 +48,7 @@ in
           tls = false;
           bind_addresses = [
             "::1"
-            "0.0.0.0"
+            "127.0.0.1"
           ];
           resources = [ ];
         }
@@ -87,7 +87,6 @@ in
 
       };
     };
-
   */
 
 }