diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2aeab6fc..d402fcac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,4 @@
-### Unreleased
+### 4.2.1 - 2017-03-15
 
 * removals
   * `Devise::Mailer#scope_name` and `Devise::Mailer#resource` are now protected
diff --git a/Gemfile.lock b/Gemfile.lock
index 184d9f74..2cc6fa5f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -10,7 +10,7 @@ GIT
 PATH
   remote: .
   specs:
-    devise (4.2.0)
+    devise (4.2.1)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
       railties (>= 4.1.0, < 5.1)
diff --git a/gemfiles/Gemfile.rails-4.1-stable.lock b/gemfiles/Gemfile.rails-4.1-stable.lock
index 096fcbd2..31a31fd6 100644
--- a/gemfiles/Gemfile.rails-4.1-stable.lock
+++ b/gemfiles/Gemfile.rails-4.1-stable.lock
@@ -21,7 +21,7 @@ GIT
 PATH
   remote: ..
   specs:
-    devise (4.2.0)
+    devise (4.2.1)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
       railties (>= 4.1.0, < 5.1)
diff --git a/gemfiles/Gemfile.rails-4.2-stable.lock b/gemfiles/Gemfile.rails-4.2-stable.lock
index 0c8eb79a..2e3757c0 100644
--- a/gemfiles/Gemfile.rails-4.2-stable.lock
+++ b/gemfiles/Gemfile.rails-4.2-stable.lock
@@ -57,7 +57,7 @@ GIT
 PATH
   remote: ..
   specs:
-    devise (4.2.0)
+    devise (4.2.1)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
       railties (>= 4.1.0, < 5.1)
diff --git a/lib/devise/version.rb b/lib/devise/version.rb
index 0c77195a..b6ddb345 100644
--- a/lib/devise/version.rb
+++ b/lib/devise/version.rb
@@ -1,3 +1,3 @@
 module Devise
-  VERSION = "4.2.0".freeze
+  VERSION = "4.2.1".freeze
 end