diff --git a/CHANGELOG.md b/CHANGELOG.md
index fa9010462..bc8e95563 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+4.0.6 - 2014-12-22
+==================
+* Revert removing test files from the gem
+
 4.0.5 - 2014-12-22
 ==================
 * Support for Rails 4.2
diff --git a/delayed_job.gemspec b/delayed_job.gemspec
index f0f94b860..98435f99c 100644
--- a/delayed_job.gemspec
+++ b/delayed_job.gemspec
@@ -11,5 +11,5 @@ Gem::Specification.new do |spec|
   spec.require_paths  = ['lib']
   spec.summary        = 'Database-backed asynchronous priority queue system -- Extracted from Shopify'
   spec.test_files     = Dir.glob('spec/**/*')
-  spec.version        = '4.0.5'
+  spec.version        = '4.0.6'
 end