diff --git a/modules/module-list.nix b/modules/module-list.nix
index e16e3279f9d4..b6193b191314 100644
--- a/modules/module-list.nix
+++ b/modules/module-list.nix
@@ -190,6 +190,7 @@
   ./services/web-servers/lighttpd/gitweb.nix
   ./services/web-servers/nginx/default.nix
   ./services/web-servers/tomcat.nix
+  ./services/web-servers/varnish/default.nix
   ./services/x11/desktop-managers/default.nix
   ./services/x11/display-managers/auto.nix
   ./services/x11/display-managers/default.nix