diff --git a/peyotls.cabal b/peyotls.cabal
--- a/peyotls.cabal
+++ b/peyotls.cabal
@@ -2,7 +2,7 @@
 cabal-version:	>= 1.8
 
 name:		peyotls
-version:	0.0.0.5
+version:	0.0.0.6
 stability:	Experimental
 author:		Yoshikuni Jujo <PAF01143@nifty.ne.jp>
 maintainer:	Yoshikuni Jujo <PAF01143@nifty.ne.jp>
@@ -272,7 +272,7 @@
 source-repository	this
     type:	git
     location:	git://github.com/YoshikuniJujo/peyotls.git
-    tag:	peyotls-0.0.0.5
+    tag:	peyotls-0.0.0.6
 
 library
     hs-source-dirs:	src
diff --git a/src/Network/PeyoTLS/HandshakeMonad.hs b/src/Network/PeyoTLS/HandshakeMonad.hs
--- a/src/Network/PeyoTLS/HandshakeMonad.hs
+++ b/src/Network/PeyoTLS/HandshakeMonad.hs
@@ -66,7 +66,7 @@
 	validate _ cs (X509.CertificateChain cc) =
 		X509.validate X509.HashSHA256 X509.defaultHooks
 			validationChecks cs validationCache ("", "") $
-				X509.CertificateChain cc -- $ reverse cc
+				X509.CertificateChain cc -- reverse cc
 		where
 		validationCache = X509.ValidationCache
 			(\_ _ _ -> return X509.ValidationCacheUnknown)
diff --git a/src/Network/PeyoTLS/Server.hs b/src/Network/PeyoTLS/Server.hs
--- a/src/Network/PeyoTLS/Server.hs
+++ b/src/Network/PeyoTLS/Server.hs
@@ -138,9 +138,11 @@
 	chk cv css cms
 		| cv < version = throwError ALFatal ADProtocolVersion $
 			pmsg ++ "client version should 3.3 or more"
+			{-
 		| CipherSuite RSA AES_128_CBC_SHA `notElem` css =
 			throwError ALFatal ADIllegalParameter $
 				pmsg ++ "TLS_RSA_AES_128_CBC_SHA must be supported"
+				-}
 		| CompressionMethodNull `notElem` cms =
 			throwError ALFatal ADDecodeError $
 				pmsg ++ "compression method NULL must be supported"