diff --git a/db/migrate/20100312025017_change_tags_default_value.rb b/db/migrate/20100312025017_change_tags_default_value.rb
index 002391f..1fd3389 100644
--- a/db/migrate/20100312025017_change_tags_default_value.rb
+++ b/db/migrate/20100312025017_change_tags_default_value.rb
@@ -1,6 +1,6 @@
 class ChangeTagsDefaultValue < ActiveRecord::Migration
   def self.up
-    change_column_default :tags, :is_income, :false
+    change_column_default :tags, :is_income, "f" 
   end
 
   def self.down