diff --git a/build01/matterbridge.nix b/build01/matterbridge.nix
index 27d40d3..4ae7151 100644
--- a/build01/matterbridge.nix
+++ b/build01/matterbridge.nix
@@ -1,4 +1,6 @@
 { ... }: {
   services.matterbridge.enable = true;
   services.matterbridge.configPath = "/run/keys/matterbridge.toml";
+  # Allow to access /run/keys
+  users.users.matterbridge.extraGroups = ["keys"];
 }