diff --git a/db/migrate/20110507212759_remove_type_null_notifications.rb b/db/migrate/20110507212759_remove_type_null_notifications.rb
new file mode 100644
index 000000000..e2e023f9f
--- /dev/null
+++ b/db/migrate/20110507212759_remove_type_null_notifications.rb
@@ -0,0 +1,13 @@
+class RemoveTypeNullNotifications < ActiveRecord::Migration
+  def self.up
+    execute <<SQL
+      DELETE FROM notifications
+      WHERE type IS NULL
+SQL
+  end
+
+  def self.down
+    raise ActiveRecord::IrreversibleMigration.new
+  end
+end
+
diff --git a/db/schema.rb b/db/schema.rb
index ef4abd4de..7a87f0dda 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20110421120744) do
+ActiveRecord::Schema.define(:version => 20110507212759) do
 
   create_table "aspect_memberships", :force => true do |t|
     t.integer  "aspect_id",  :null => false