diff --git a/activesupport/lib/active_support/core_ext/object.rb b/activesupport/lib/active_support/core_ext/object.rb
index 0796a7b710..31a1526674 100644
--- a/activesupport/lib/active_support/core_ext/object.rb
+++ b/activesupport/lib/active_support/core_ext/object.rb
@@ -1,3 +1,6 @@
+require 'active_support/core_ext/object/blank'
+require 'active_support/core_ext/object/duplicable'
+
 require 'active_support/core_ext/object/conversions'
 require 'active_support/core_ext/object/extending'
 require 'active_support/core_ext/object/instance_variables'
diff --git a/activesupport/lib/active_support/core_ext/blank.rb b/activesupport/lib/active_support/core_ext/object/blank.rb
similarity index 99%
rename from activesupport/lib/active_support/core_ext/blank.rb
rename to activesupport/lib/active_support/core_ext/object/blank.rb
index 4f8dc4e281..9a1f663bf3 100644
--- a/activesupport/lib/active_support/core_ext/blank.rb
+++ b/activesupport/lib/active_support/core_ext/object/blank.rb
@@ -12,7 +12,7 @@ class Object
   def blank?
     respond_to?(:empty?) ? empty? : !self
   end
-    
+
   # An object is present if it's not blank.
   def present?
     !blank?
diff --git a/activesupport/lib/active_support/core_ext/duplicable.rb b/activesupport/lib/active_support/core_ext/object/duplicable.rb
similarity index 100%
rename from activesupport/lib/active_support/core_ext/duplicable.rb
rename to activesupport/lib/active_support/core_ext/object/duplicable.rb