diff --git a/Network/Mail/Mime/SES.hs b/Network/Mail/Mime/SES.hs
--- a/Network/Mail/Mime/SES.hs
+++ b/Network/Mail/Mime/SES.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE OverloadedStrings #-}
+{-# LANGUAGE FlexibleContexts #-}
 module Network.Mail.Mime.SES
     ( sendMailSES
     , renderSendMailSES
@@ -18,7 +19,8 @@
 import Crypto.Hash.SHA256 (SHA256)
 import Data.ByteString.Base64 (encode)
 import qualified Data.Serialize as S
-import Control.Monad.Trans.Resource (ResourceIO, ResourceT)
+import Control.Monad.Trans.Resource (MonadResource)
+import Control.Monad.Trans.Control (MonadBaseControl)
 import Control.Monad.IO.Class (liftIO)
 
 data SES = SES
@@ -28,10 +30,10 @@
     , sesSecretKey :: ByteString
     }
 
-renderSendMailSES :: ResourceIO m => Manager -> SES -> Mail -> ResourceT m ()
+renderSendMailSES :: (MonadBaseControl IO m, MonadResource m) => Manager -> SES -> Mail -> m ()
 renderSendMailSES m ses mail = liftIO (renderMail' mail) >>= sendMailSES m ses
 
-sendMailSES :: ResourceIO m => Manager -> SES -> L.ByteString -> ResourceT m ()
+sendMailSES :: (MonadBaseControl IO m, MonadResource m) => Manager -> SES -> L.ByteString -> m ()
 sendMailSES manager ses msg = do
     now <- liftIO getCurrentTime
     let date = S8.pack $ format now
diff --git a/mime-mail-ses.cabal b/mime-mail-ses.cabal
--- a/mime-mail-ses.cabal
+++ b/mime-mail-ses.cabal
@@ -1,14 +1,14 @@
 Name:                mime-mail-ses
-Version:             0.1.0.1
+Version:             0.2.0
 Synopsis:            Send mime-mail messages via Amazon SES
-Homepage:            http://github.com/snoyberg/mime-mail-ses
-License:             BSD3
+Homepage:            http://github.com/snoyberg/mime-mail
+License:             MIT
 License-file:        LICENSE
 Author:              Michael Snoyman
 Maintainer:          michael@snoyman.com
 Category:            Web
 Build-type:          Simple
-Cabal-version:       >=1.2
+Cabal-version:       >=1.6
 
 Library
   Exposed-modules:     Network.Mail.Mime.SES
@@ -20,9 +20,10 @@
                      , bytestring         >= 0.9       && < 0.10
                      , time               >= 1.1
                      , old-locale
-                     , http-conduit       >= 1.2       && < 1.3
+                     , http-conduit       >= 1.4       && < 1.5
                      , mime-mail          >= 0.3       && < 0.5
-                     , conduit
+                     , resourcet          >= 0.3       && < 0.4
                      , transformers       >= 0.2
                      , http-types         >= 0.6.8     && < 0.7
+                     , monad-control      >= 0.3       && < 0.4
   ghc-options: -Wall