diff --git a/lib/active_storage/migration.rb b/lib/active_storage/migration.rb
index e843c1b630..2e35e163cd 100644
--- a/lib/active_storage/migration.rb
+++ b/lib/active_storage/migration.rb
@@ -1,4 +1,4 @@
-class ActiveStorageCreateTables < ActiveRecord::Migration[5.1] # :nodoc:
+class ActiveStorageCreateTables < ActiveRecord::Migration[5.1]
   def change
     create_table :active_storage_blobs do |t|
       t.string   :key