diff --git a/README.md b/README.md
index 0181de2..4bbdb1c 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ def application do
 end
 
 def deps do
-  [{:slack, "~> 0.23.3"}]
+  [{:slack, "~> 0.23.4"}]
 end
 ```
 
diff --git a/mix.exs b/mix.exs
index 809d70d..544e35c 100644
--- a/mix.exs
+++ b/mix.exs
@@ -4,7 +4,7 @@ defmodule Slack.Mixfile do
   def project do
     [
       app: :slack,
-      version: "0.23.3",
+      version: "0.23.4",
       elixir: "~> 1.7",
       elixirc_paths: elixirc_paths(Mix.env()),
       name: "Slack",