diff --git a/lib/rails3-jquery-autocomplete/autocomplete.rb b/lib/rails3-jquery-autocomplete/autocomplete.rb
index fefc9146..32be3e5d 100644
--- a/lib/rails3-jquery-autocomplete/autocomplete.rb
+++ b/lib/rails3-jquery-autocomplete/autocomplete.rb
@@ -42,7 +42,7 @@ def self.included(target)
     #
     module ClassMethods
       def autocomplete(object, method, options = {})
-        define_method("autocomplete_#{object}_#{method}") do
+        define_method("autocomplete_#{object}_#{method.first}") do
 
           method = options[:column_name] if options.has_key?(:column_name)
 
@@ -57,7 +57,7 @@ def autocomplete(object, method, options = {})
             items = {}
           end
 
-          render :json => json_for_autocomplete(items, options[:display_value] ||= method, options[:extra_data])
+          render :json => json_for_autocomplete(items, options[:display_value] ||= method.first, options[:extra_data])
         end
       end
     end