diff --git a/lib/acts_as_voteable.rb b/lib/acts_as_voteable.rb
index 0c5adbd..a9239a6 100644
--- a/lib/acts_as_voteable.rb
+++ b/lib/acts_as_voteable.rb
@@ -25,9 +25,11 @@ module SingletonMethods
       def plusminus_tally(params = {})
         t = self.joins("LEFT OUTER JOIN #{Vote.table_name} ON #{self.table_name}.id = #{Vote.table_name}.voteable_id")
         t = t.order("plusminus_tally DESC")
-        t = t.group("#{self.table_name}.id")
+        #t = t.group("#{self.table_name}.id")
+        t = t.group("#{self.column_names_for_tally}")
         t = t.select("#{self.table_name}.*")
-        t = t.select("SUM(CASE CAST(#{Vote.table_name}.vote AS UNSIGNED) WHEN 1 THEN 1 WHEN 0 THEN -1 ELSE 0 END) AS plusminus_tally")
+        #t = t.select("SUM(CASE CAST(#{Vote.table_name}.vote AS UNSIGNED) WHEN 1 THEN 1 WHEN 0 THEN -1 ELSE 0 END) AS plusminus_tally")
+        t = t.select("SUM(CASE CAST(#{Vote.table_name}.vote AS #{ActiveRecord::Base.connection.type_to_sql(:integer)}) WHEN 1 THEN 1 WHEN 0 THEN -1 ELSE 0 END) AS plusminus")
         if params[:separate_updown]
           t = t.select("SUM(CASE CAST(#{Vote.table_name}.vote AS UNSIGNED) WHEN 1 THEN 1 WHEN 0 THEN 0 ELSE 0 END) AS up")
           t = t.select("SUM(CASE CAST(#{Vote.table_name}.vote AS UNSIGNED) WHEN 1 THEN 0 WHEN 0 THEN 1 ELSE 0 END) AS down")