diff --git a/smtp-mail.cabal b/smtp-mail.cabal
index 6605788..d4a1ad3 100644
--- a/smtp-mail.cabal
+++ b/smtp-mail.cabal
@@ -36,7 +36,7 @@ library
                , base64-bytestring
                , bytestring
                , crypton-connection ^>= 0.3.1 || ^>= 0.4.0
-               , data-default-class ^>= 0.1.2.0
+               , data-default-class ^>= 0.1.2.0 || ^>= 0.2.0.0
                , filepath
                , mime-mail
                , network