diff --git a/Network/Wai/Handler/WarpTLS.hs b/Network/Wai/Handler/WarpTLS.hs
--- a/Network/Wai/Handler/WarpTLS.hs
+++ b/Network/Wai/Handler/WarpTLS.hs
@@ -19,9 +19,7 @@
 import qualified Data.Certificate.X509 as X509
 import qualified Data.Certificate.PEM as PEM
 import qualified Data.ByteString as B
-import Control.Monad (unless)
 import qualified Data.Certificate.KeyRSA as KeyRSA
-import Control.Applicative ((<$>))
 
 data TLSSettings = TLSSettings
     { certFile :: FilePath
@@ -53,8 +51,7 @@
             hSetBuffering h NoBuffering
             gen <- newGenIO
             ctx <- TLS.server params (gen :: SystemRandom) h
-            b <- TLS.handshake ctx
-            unless b $ error "Invalid handshake"
+            TLS.handshake ctx
             let conn = Connection
                     { connSendMany = TLS.sendData ctx . L.fromChunks
                     , connSendAll = TLS.sendData ctx . L.fromChunks . return
@@ -62,7 +59,7 @@
                     , connClose = do
                         TLS.bye ctx
                         hClose h
-                    , connRecv = B.concat . L.toChunks <$> TLS.recvData ctx
+                    , connRecv = TLS.recvData ctx
                     }
             return (conn, sa)
 
diff --git a/warp-tls.cabal b/warp-tls.cabal
--- a/warp-tls.cabal
+++ b/warp-tls.cabal
@@ -1,5 +1,5 @@
 Name:                warp-tls
-Version:             1.1.0
+Version:             1.1.1
 Synopsis:            SSL support for Warp via the TLS package
 License:             BSD3
 License-file:        LICENSE
@@ -19,10 +19,10 @@
                    , warp                          >= 1.1      && < 1.2
                    , transformers                  >= 0.2      && < 0.3
                    , conduit                       >= 0.2
-                   , certificate                   >= 1.0.1    && < 1.1
+                   , certificate                   >= 1.1      && < 1.2
                    , cryptocipher                  >= 0.3      && < 0.4
-                   , tls-extra                     >= 0.4      && < 0.5
-                   , tls                           >= 0.8.1    && < 0.9
+                   , tls-extra                     >= 0.4.3    && < 0.5
+                   , tls                           >= 0.9      && < 0.10
                    , crypto-api                    >= 0.8      && < 0.10
                    , network                       >= 2.2.1    && < 2.4
   Exposed-modules:   Network.Wai.Handler.WarpTLS