1 files changed, 13 insertions, 0 deletions
diff --git a/activesupport/lib/active_support/core_ext/module/remove_method.rb b/activesupport/lib/active_support/core_ext/module/remove_method.rb
index 287ec477a0..d5ec16d68a 100644
--- a/activesupport/lib/active_support/core_ext/module/remove_method.rb
+++ b/activesupport/lib/active_support/core_ext/module/remove_method.rb
@@ -16,7 +16,20 @@ class Module
   # Replaces the existing method definition, if there is one, with the passed
   # block as its body.
   def redefine_method(method, &block)
+    visibility = method_visibility(method)
     remove_possible_method(method)
     define_method(method, &block)
+    send(visibility, method)
+  end
+
+  def method_visibility(method) # :nodoc:
+    case
+    when private_method_defined?(method)
+      :private
+    when protected_method_defined?(method)
+      :protected
+    else
+      :public
+    end
   end
 end