diff --git a/nix/nixos-module/collectd/default.nix b/nix/nixos-module/collectd/default.nix
index 5660c2e..0d0bc36 100644
--- a/nix/nixos-module/collectd/default.nix
+++ b/nix/nixos-module/collectd/default.nix
@@ -50,9 +50,9 @@ in
       '';
     plugins.mqtt = ''
       <Publish "broker">
-        Host "${config.mqttServer.host}"
-        User "${config.mqttServer.user}"
-        Password "${config.mqttServer.password}"
+        Host "${config.site.mqttServer.host}"
+        User "${config.site.mqttServer.user}"
+        Password "${config.site.mqttServer.password}"
         ClientId "collectd-${hostName}"
       </Publish>
     '';