diff --git a/hosts/oswald/system.scm b/hosts/oswald/system.scm
index 109a4ae..7e2c764 100644
--- a/hosts/oswald/system.scm
+++ b/hosts/oswald/system.scm
@@ -111,7 +111,7 @@
                (certificates
                 (list
                  (certificate-configuration
-                  (domains '("kosobr.in"))
+                  (domains (list domain))
                   (deploy-hook (cert-deploy-hook
                                 '("/var/run/nginx/pid"
                                   "/var/run/smtpd.pid"))))))))