diff --git a/README.md b/README.md
index 491bb2f..c5a9699 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ as a dependency.
 def deps do
   [
     {:stream_data, "~> 0.4"},
-    {:norm, "~> 0.3"}
+    {:norm, "~> 0.4"}
   ]
 end
 ```
diff --git a/mix.exs b/mix.exs
index 88921db..79ba2b1 100644
--- a/mix.exs
+++ b/mix.exs
@@ -1,7 +1,7 @@
 defmodule Norm.MixProject do
   use Mix.Project
 
-  @version "0.3.0"
+  @version "0.4.0"
 
   def project do
     [