diff --git a/nixos/features/telemetry/nginx.nix b/nixos/features/telemetry/nginx.nix
index 32dd064..c89ebd4 100644
--- a/nixos/features/telemetry/nginx.nix
+++ b/nixos/features/telemetry/nginx.nix
@@ -1,8 +1,4 @@
-{ config, ... }: let
-  format = ''
-    $remote_addr - $remote_user [$time_local] \"$request\" $status $body_bytes_sent \"$http_referer\" \"$http_user_agent\" \"$http_x_forwarded_for\"
-  '';
-in {
+{ config, ... }: {
   services.prometheus.exporters.nginxlog = {
     enable = true;
     port = 14201;
@@ -18,7 +14,7 @@ in {
   };
 
   services.nginx.commonHttpConfig = ''
-    log_format combined2 "${format}";
+    log_format combined2 "$remote_addr - $remote_user [$time_local] \"$request\" $status $body_bytes_sent \"$http_referer\" \"$http_user_agent\" \"$http_x_forwarded_for\"";
     access_log /var/log/nginx/access.log combined2;
 
   '';