diff --git a/CHANGES.md b/CHANGES.md
index 5691c929..109791a0 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,12 @@
+## 4.0.3 (2019-01-18)
+
+* Fix missing URL in response wrapped by auto inflate.
+  ([@ixti])
+
+* Provide `HTTP::Request#inspect` method for debugging purposes.
+  ([@ixti])
+
+
 ## 4.0.2 (2019-01-15)
 
 * [#506](https://github.com/httprb/http/pull/506)
diff --git a/lib/http/version.rb b/lib/http/version.rb
index a80e8d08..fb294515 100644
--- a/lib/http/version.rb
+++ b/lib/http/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module HTTP
-  VERSION = "4.0.2"
+  VERSION = "4.0.3"
 end