diff --git a/pkgs/servers/mail/dovecot/default.nix b/pkgs/servers/mail/dovecot/default.nix
index 3e566f8aa5f..8d39c01478f 100644
--- a/pkgs/servers/mail/dovecot/default.nix
+++ b/pkgs/servers/mail/dovecot/default.nix
@@ -89,5 +89,6 @@ stdenv.mkDerivation rec {
   };
   passthru.tests = {
     opensmtpd-interaction = nixosTests.opensmtpd;
+    inherit (nixosTests) dovecot;
   };
 }