diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,8 @@
+2015-11-03 Rodrigo Setti <rodrigosetti@gmail.com>
+
+	* Update version to match "messagepack" - from now on they will remain
+	tied
+
 2015-06-26 Rodrigo Setti <rodrigosetti@gmail.com>
 
 	* Fix to work with latest "messagepack", remove dependency on "text".
diff --git a/messagepack-rpc.cabal b/messagepack-rpc.cabal
--- a/messagepack-rpc.cabal
+++ b/messagepack-rpc.cabal
@@ -1,5 +1,5 @@
 name               : messagepack-rpc
-version            : 0.2.0.0
+version            : 0.5.1
 synopsis           : Message Pack RPC over TCP
 description        : Message Pack RPC over TCP
 homepage           : http://github.com/rodrigosetti/messagepack-rpc
@@ -24,9 +24,9 @@
   exposed-modules  : Network.MessagePack
   build-depends    : base           == 4.*
                    , bytestring     == 0.10.*
-                   , cereal         == 0.4.*
+                   , cereal         == 0.5.*
                    , containers     == 0.5.*
-                   , messagepack    == 0.4.*
+                   , messagepack    == 0.5.1
                    , network-simple == 0.4.*
   default-language : Haskell2010