diff --git a/CHANGELOG.md b/CHANGELOG.md
index 17a5f7c..2f287b1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-## Unreleased
+## 0.3.1
 ### Enhancements
 - Handle system messages and parent exits while closing the connection.
 - The output from `:sys.get_status` didn't look pretty in `:observer` now it
diff --git a/README.md b/README.md
index 8fafb09..b0c65dd 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Add `websockex` to your list of dependencies in `mix.exs`:
 
 ```elixir
 def deps do
-  [{:websockex, "~> 0.3.0"}]
+  [{:websockex, "~> 0.3.1"}]
 end
 ```
 
diff --git a/mix.exs b/mix.exs
index d985ef2..fced0c2 100644
--- a/mix.exs
+++ b/mix.exs
@@ -4,7 +4,7 @@ defmodule WebSockex.Mixfile do
   def project do
     [app: :websockex,
      name: "WebSockex",
-     version: "0.3.0",
+     version: "0.3.1",
      elixir: "~> 1.3",
      description: "An Elixir WebSocket client",
      source_url:  "https://github.com/Azolo/websockex",