diff --git a/db/migrate/20130101193917_create_topics.rb b/db/migrate/20130101193917_create_topics.rb
deleted file mode 100644
index 34f9a538..00000000
--- a/db/migrate/20130101193917_create_topics.rb
+++ /dev/null
@@ -1,13 +0,0 @@
-class CreateTopics < ActiveRecord::Migration
-  def change
-    create_table :topics do |t|
-      t.text :name
-      t.text :desc
-      t.text :link
-	    t.text :permission
-	    t.integer :user_id
-	    t.integer :metacode_id
-      t.timestamps
-    end
-  end
-end
diff --git a/db/migrate/20130101194424_create_metacodes.rb b/db/migrate/20130101194424_create_metacodes.rb
deleted file mode 100644
index 154c8afe..00000000
--- a/db/migrate/20130101194424_create_metacodes.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-class CreateMetacodes < ActiveRecord::Migration
-  def change
-    create_table :metacodes do |t|
-      t.text :name
-      t.string :icon
-      
-      t.timestamps
-    end
-  end
-end