diff --git a/mail-server/dovecot.nix b/mail-server/dovecot.nix
index 929fcac..26944de 100644
--- a/mail-server/dovecot.nix
+++ b/mail-server/dovecot.nix
@@ -136,7 +136,7 @@ in
         }
 
         plugin {
-          reipient_delmiter = +
+          recipient_delmiter = +
           sieve_plugins = sieve_imapsieve sieve_extprograms
           sieve = file:/var/sieve/%u/scripts;active=/var/sieve/%u/active.sieve
           sieve_default = file:/var/sieve/%u/default.sieve