diff --git a/lib/webrat/core/locators.rb b/lib/webrat/core/locators.rb
index 16bab18..2191b1a 100644
--- a/lib/webrat/core/locators.rb
+++ b/lib/webrat/core/locators.rb
@@ -1,5 +1,3 @@
-require "webrat/core_extensions/detect_mapped"
-
 require "webrat/core/locators/area_locator"
 require "webrat/core/locators/button_locator"
 require "webrat/core/locators/field_labeled_locator"
diff --git a/lib/webrat/core/locators/field_labeled_locator.rb b/lib/webrat/core/locators/field_labeled_locator.rb
index 738e096..7c0987e 100644
--- a/lib/webrat/core/locators/field_labeled_locator.rb
+++ b/lib/webrat/core/locators/field_labeled_locator.rb
@@ -1,3 +1,4 @@
+require "webrat/core_extensions/detect_mapped"
 require "webrat/core/locators/locator"
 
 module Webrat
diff --git a/lib/webrat/core/locators/label_locator.rb b/lib/webrat/core/locators/label_locator.rb
index 24b0835..f231449 100644
--- a/lib/webrat/core/locators/label_locator.rb
+++ b/lib/webrat/core/locators/label_locator.rb
@@ -1,3 +1,4 @@
+require "webrat/core_extensions/detect_mapped"
 require "webrat/core/locators/locator"
 
 module Webrat
diff --git a/lib/webrat/core/locators/select_option_locator.rb b/lib/webrat/core/locators/select_option_locator.rb
index 63fdfc4..f74ab12 100644
--- a/lib/webrat/core/locators/select_option_locator.rb
+++ b/lib/webrat/core/locators/select_option_locator.rb
@@ -1,3 +1,4 @@
+require "webrat/core_extensions/detect_mapped"
 require "webrat/core/locators/locator"
 
 module Webrat