diff --git a/system/nixos/nginx.nix b/system/nixos/nginx.nix
index feee724..f1bda67 100644
--- a/system/nixos/nginx.nix
+++ b/system/nixos/nginx.nix
@@ -24,5 +24,9 @@
 
       access_log /var/log/nginx/access.log combined_anon buffer=32k flush=5m;
     '';
+
+    appendConfig = ''
+      worker_processes auto;
+    '';
   };
 }