diff --git a/db/migrate/087_change_projects_description_to_text.rb b/db/migrate/087_change_projects_description_to_text.rb
index b06b0aa1..132e921b 100644
--- a/db/migrate/087_change_projects_description_to_text.rb
+++ b/db/migrate/087_change_projects_description_to_text.rb
@@ -1,6 +1,6 @@
 class ChangeProjectsDescriptionToText < ActiveRecord::Migration
   def self.up
-    change_column :projects, :description, :text, :null => true
+    change_column :projects, :description, :text, :null => true, :default => nil
   end
 
   def self.down