diff --git a/spec/orm/active_record.rb b/spec/orm/active_record.rb
index 6bba372..2ad4395 100644
--- a/spec/orm/active_record.rb
+++ b/spec/orm/active_record.rb
@@ -1,4 +1,7 @@
 ActiveRecord::Migration.verbose = false
 ActiveRecord::Base.logger = Logger.new(nil)
 
-ActiveRecord::MigrationContext.new("../../dummy/db/migrate").migrate
+ActiveRecord::MigrationContext.new(
+  [File.expand_path("../../dummy/db/migrate/", __FILE__)],
+  ActiveRecord::SchemaMigration
+).up