diff --git a/flake.nix b/flake.nix
index d6a49de..a989372 100644
--- a/flake.nix
+++ b/flake.nix
@@ -179,8 +179,9 @@
                 harakiri = 10
                 http-socket = :8000
                 master
+                mime-file = ${pkgs.mailcap}/etc/nginx/mime.types
                 module = hc.wsgi:application
-                plugins = python
+                plugins = python3
                 post-buffering = 4096
                 processes = 4
                 static-map = /static=${self.packages.${system}.healthchecks}/static