diff --git a/hosts/hainich/configuration.nix b/hosts/hainich/configuration.nix
index db675c1..f3e23fb 100644
--- a/hosts/hainich/configuration.nix
+++ b/hosts/hainich/configuration.nix
@@ -7,6 +7,7 @@
     ./hardware.nix
     ./services/murmur.nix
     ./services/mail.nix
+    ./services/sympa.nix
 #   ./services/engelsystem.nix
     ./services/codimd.nix
     ../../common