diff --git a/tracks/db/migrate/038_projects_contexts_remove_not_null_from_position.rb b/tracks/db/migrate/038_projects_contexts_remove_not_null_from_position.rb
index 2e2e5acc..12e1b745 100644
--- a/tracks/db/migrate/038_projects_contexts_remove_not_null_from_position.rb
+++ b/tracks/db/migrate/038_projects_contexts_remove_not_null_from_position.rb
@@ -1,7 +1,7 @@
 class ProjectsContextsRemoveNotNullFromPosition < ActiveRecord::Migration
   def self.up
-    change_column :projects, :position, :integer, {:null => true, :default => false}
-    change_column :contexts, :position, :integer, {:null => true, :default => false}
+    change_column :projects, :position, :integer, {:null => true, :default => nil}
+    change_column :contexts, :position, :integer, {:null => true, :default => nil}
   end
 
   def self.down
@@ -10,13 +10,13 @@ class ProjectsContextsRemoveNotNullFromPosition < ActiveRecord::Migration
       project.position = 0 if !project.position?
       project.save
     end
-    change_column :projects, :position, :integer, {:null => false, :default => false}
+    change_column :projects, :position, :integer, {:null => false, :default => nil}
 
     @contexts = Context.find(:all)
     @contexts.each do |context|
       context.position = 0 if !context.position?
       context.save
     end
-    change_column :contexts, :position, :integer, {:null => false, :default => false}
+    change_column :contexts, :position, :integer, {:null => false, :default => nil}
   end
 end