test/dummy/db/migrate/20140317201702_create_logs.rb in archiving-0.3.1 vs test/dummy/db/migrate/20140317201702_create_logs.rb in archiving-0.4.0

@@ -1,5 +1,12 @@
-class CreateLogs < ActiveRecord::Migration
+migration_class =
+  if ActiveRecord::VERSION::MAJOR >= 5
+    ActiveRecord::Migration[4.2]
+  else
+    ActiveRecord::Migration
+  end
+
+class CreateLogs < migration_class
   def change
     create_table :log_days do |t|
       t.references :post
       t.date :day
     end