diff --git a/Gemfile.lock b/Gemfile.lock
index 8d188ea..337adec 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    strong_parameters (0.1.1)
+    strong_parameters (0.1.2)
       actionpack (>= 3.2.0)
       activemodel (>= 3.2.0)
 
@@ -29,7 +29,7 @@ GEM
     hike (1.2.1)
     i18n (0.6.0)
     journey (1.0.3)
-    multi_json (1.1.0)
+    multi_json (1.2.0)
     rack (1.4.1)
     rack-cache (1.2)
       rack (>= 0.4)
diff --git a/README.rdoc b/README.rdoc
index 34d0f9b..8c719bf 100644
--- a/README.rdoc
+++ b/README.rdoc
@@ -25,7 +25,7 @@ In addition, parameters can be marked as required and flow through a predefined
         # since you'll be able to reuse the same permit list between create and update. Also, you
         # can specialize this method with per-user checking of permissible attributes.
         def person_params
-          params.required(:person).permit(:name, :age)
+          params.require(:person).permit(:name, :age)
         end
     end
 
diff --git a/lib/action_controller/parameters.rb b/lib/action_controller/parameters.rb
index a144853..daaf901 100644
--- a/lib/action_controller/parameters.rb
+++ b/lib/action_controller/parameters.rb
@@ -26,9 +26,11 @@ def permit!
       self
     end
 
-    def required(key)
+    def require(key)
       self[key].presence || raise(ActionController::ParameterMissing.new(key))
     end
+    
+    alias :required :require
 
     def permit(*filters)
       params = self.class.new
diff --git a/lib/strong_parameters/version.rb b/lib/strong_parameters/version.rb
index 9255ff3..2ca3081 100644
--- a/lib/strong_parameters/version.rb
+++ b/lib/strong_parameters/version.rb
@@ -1,3 +1,3 @@
 module StrongParameters
-  VERSION = "0.1.2"
+  VERSION = "0.1.3"
 end
diff --git a/test/action_controller_required_params_test.rb b/test/action_controller_required_params_test.rb
index 70b9daa..c4a034d 100644
--- a/test/action_controller_required_params_test.rb
+++ b/test/action_controller_required_params_test.rb
@@ -2,7 +2,7 @@
 
 class BooksController < ActionController::Base
   def create
-    params.required(:book).required(:name)
+    params.require(:book).require(:name)
     head :ok
   end
 end
diff --git a/test/parameters_require_test.rb b/test/parameters_require_test.rb
index f5b5037..d210635 100644
--- a/test/parameters_require_test.rb
+++ b/test/parameters_require_test.rb
@@ -4,7 +4,7 @@
 class ParametersRequireTest < ActiveSupport::TestCase
   test "required parameters must be present not merely not nil" do
     assert_raises(ActionController::ParameterMissing) do
-      ActionController::Parameters.new(person: {}).required(:person)
+      ActionController::Parameters.new(person: {}).require(:person)
     end
   end
 end