diff --git a/CHANGELOG.md b/CHANGELOG.md
index bea5544..c8d8884 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## v0.9.4 (2018-10-18)
+
+### Improvements
+
+* Relaxed `hackney` version requirements
+
 ## v0.9.3 (2018-08-13)
 
 ### Bug fixes
diff --git a/mix.exs b/mix.exs
index 2bc7d3c..782ff4a 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule OAuth2.Mixfile do
   use Mix.Project
 
-  @version "0.9.3"
+  @version "0.9.4"
 
   def project do
     [app: :oauth2,
@@ -17,7 +17,7 @@ defmodule OAuth2.Mixfile do
      preferred_cli_env: [
        "coveralls": :test,
        "coveralls.detail": :test,
-       "docs": :dev
+       docs: :dev
      ]]
   end