diff --git a/CHANGELOG.md b/CHANGELOG.md
index d5c3391..313afec 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,9 +1,13 @@
 # CHANGELOG
 
-## v2.0.0-rc.0 (2020-01-21)
+## v2.0.0 (2020-09-08)
 
 Decimal v2.0 requires Elixir v1.2+.
 
+### Enhancements
+
+* Add `Decimal.integer?/1`
+
 ### Breaking changes
 
 * Change `Decimal.compare/2` to return `:lt | :eq | :gt`
@@ -24,7 +28,7 @@ Decimal v2.0 requires Elixir v1.2+.
 
 * Deprecate `Decimal.cmp/2`
 
-## v1.9.0-rc.0 (2020-01-07)
+## v1.9.0 (2020-09-08)
 
 ### Enhancements
 
diff --git a/README.md b/README.md
index 96966a5..6584a9f 100644
--- a/README.md
+++ b/README.md
@@ -4,15 +4,13 @@
 
 Arbitrary precision decimal arithmetic.
 
-Documentation: https://hexdocs.pm/decimal/
-
 ## Usage
 
 Add Decimal as a dependency in your `mix.exs` file.
 
 ```elixir
 def deps do
-  [{:decimal, "~> 1.0"}]
+  [{:decimal, "~> 2.0"}]
 end
 ```
 
diff --git a/mix.exs b/mix.exs
index 1c4198c..aeca126 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,8 @@
 defmodule Decimal.Mixfile do
   use Mix.Project
 
-  @version "2.0.0-rc.0"
+  @version "2.0.0"
+  @source_url "https://github.com/ericmj/decimal"
 
   def project() do
     [
@@ -10,7 +11,7 @@ defmodule Decimal.Mixfile do
       elixir: "~> 1.2",
       deps: deps(),
       name: "Decimal",
-      source_url: "https://github.com/ericmj/decimal",
+      source_url: @source_url,
       docs: [source_ref: "v#{@version}", main: "readme", extras: ["README.md"]],
       description: description(),
       package: package()
@@ -35,7 +36,7 @@ defmodule Decimal.Mixfile do
     [
       maintainers: ["Eric Meadows-Jönsson"],
       licenses: ["Apache-2.0"],
-      links: %{"GitHub" => "https://github.com/ericmj/decimal"}
+      links: %{"GitHub" => @source_url}
     ]
   end
 end