diff --git a/Changes.md b/Changes.md
index 8a3819f0..7a872e4e 100644
--- a/Changes.md
+++ b/Changes.md
@@ -1,3 +1,9 @@
+3.2.4
+-----------
+
+- Fix issue preventing ActionMailer sends working in some cases with
+  Rails 4. [pbhogan, #1923]
+
 3.2.3
 -----------
 
diff --git a/lib/sidekiq/version.rb b/lib/sidekiq/version.rb
index da0552fb..0cd3f9a2 100644
--- a/lib/sidekiq/version.rb
+++ b/lib/sidekiq/version.rb
@@ -1,3 +1,3 @@
 module Sidekiq
-  VERSION = "3.2.3"
+  VERSION = "3.2.4"
 end