diff --git a/config/hosts/matrix/matrix-synapse.nix b/config/hosts/matrix/matrix-synapse.nix
index 7f339bf..8d74f50 100644
--- a/config/hosts/matrix/matrix-synapse.nix
+++ b/config/hosts/matrix/matrix-synapse.nix
@@ -1,5 +1,9 @@
-{ ... }:
+{ pkgs, ... }:
 {
+  environment.systemPackages = with pkgs; [
+    matrix-authentication-service
+    syn2mas
+  ];
   services.matrix-synapse = {
     enable = true;
     settings = {