diff --git a/nixos/modules/services/web-servers/caddy.nix b/nixos/modules/services/web-servers/caddy.nix
index 619e0f90b124..a49838c876f9 100644
--- a/nixos/modules/services/web-servers/caddy.nix
+++ b/nixos/modules/services/web-servers/caddy.nix
@@ -61,6 +61,7 @@ in
         User = "caddy";
         Group = "caddy";
         AmbientCapabilities = "cap_net_bind_service";
+        LimitNOFILE = 8192;
       };
     };