From e89f2d17e761aebd4a037621d50396edc86d5c39 Mon Sep 17 00:00:00 2001
From: Rick Barrette <rickbarrette@gmail.com>
Date: Tue, 31 May 2016 06:55:32 -0400
Subject: [PATCH] Update customer.rb

---
 app/models/customer.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/models/customer.rb b/app/models/customer.rb
index 63eda67..d4cf86b 100644
--- a/app/models/customer.rb
+++ b/app/models/customer.rb
@@ -85,7 +85,7 @@ class Customer < ActiveRecord::Base
     value = arguments[0]  
     method_name = n.to_s
     # Check to see if the method exists
-    if @details.method_defined?(n) 
+    if @details.instance_methods(true).include?(n) 
       if method_name[-1, 1] == "="  
         @details.method(method_name).call(value)  
       else