diff --git a/railties/lib/rails/generators/rails/migration/migration_generator.rb b/railties/lib/rails/generators/rails/migration/migration_generator.rb
index 965c42db36..fca2a8fef4 100644
--- a/railties/lib/rails/generators/rails/migration/migration_generator.rb
+++ b/railties/lib/rails/generators/rails/migration/migration_generator.rb
@@ -2,7 +2,7 @@ module Rails
   module Generators
     class MigrationGenerator < NamedBase # :nodoc:
       argument :attributes, type: :array, default: [], banner: "field[:type][:index] field[:type][:index]"
-      hook_for :orm, required: true
+      hook_for :orm, required: true, desc: "ORM to be invoked"
     end
   end
 end
diff --git a/railties/lib/rails/generators/rails/model/model_generator.rb b/railties/lib/rails/generators/rails/model/model_generator.rb
index 87bab129bb..ec78fd855d 100644
--- a/railties/lib/rails/generators/rails/model/model_generator.rb
+++ b/railties/lib/rails/generators/rails/model/model_generator.rb
@@ -6,7 +6,7 @@ module Rails
       include Rails::Generators::ModelHelpers
 
       argument :attributes, type: :array, default: [], banner: "field[:type][:index] field[:type][:index]"
-      hook_for :orm, required: true
+      hook_for :orm, required: true, desc: "ORM to be invoked"
     end
   end
 end