diff --git a/nixos/modules/services/web-servers/nginx/default.nix b/nixos/modules/services/web-servers/nginx/default.nix
index 355976c4b7cbcb..4359b3f8b6f282 100644
--- a/nixos/modules/services/web-servers/nginx/default.nix
+++ b/nixos/modules/services/web-servers/nginx/default.nix
@@ -92,7 +92,7 @@ let
         gzip on;
         gzip_disable "msie6";
         gzip_proxied any;
-        gzip_comp_level 9;
+        gzip_comp_level 5;
         gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
         gzip_vary on;
       ''}