diff --git a/CHANGELOG.md b/CHANGELOG.md
index fccc800..f89600b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## v0.13.0-dev
+## v0.13.0 (2017-04-12)
 
 - Backwards incompatible changes
     - Minimum required elixir version is now "~> 1.2"
diff --git a/README.md b/README.md
index ada72e3..cb13015 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ as a dependency:
 
 ```elixir
 defp deps do
-  [ { :geolix, "~> 0.12" } ]
+  [ { :geolix, "~> 0.13" } ]
 end
 ```
 
diff --git a/mix.exs b/mix.exs
index e71785f..a0520c3 100644
--- a/mix.exs
+++ b/mix.exs
@@ -6,7 +6,7 @@ defmodule Geolix.Mixfile do
   def project do
     [ app:     :geolix,
       name:    "Geolix",
-      version: "0.13.0-dev",
+      version: "0.13.0",
       elixir:  "~> 1.2",
       deps:    deps(),
 
@@ -40,7 +40,7 @@ defmodule Geolix.Mixfile do
   defp docs do
     [ extras:     [ "CHANGELOG.md", "README.md" ],
       main:       "readme",
-      source_ref: "master",
+      source_ref: "v0.13.0",
       source_url: @url_github ]
   end