lib/generators/field_test/templates/memberships.rb.tt in field_test-0.4.0 vs lib/generators/field_test/templates/memberships.rb.tt in field_test-0.4.1

@@ -3,10 +3,10 @@
     create_table :field_test_memberships do |t|
       t.string :participant_type
       t.string :participant_id
       t.string :experiment
       t.string :variant
-      t.timestamp :created_at
+      t.datetime :created_at
       t.boolean :converted, default: false
     end
 
     add_index :field_test_memberships, [:participant_type, :participant_id, :experiment],
       unique: true, name: "index_field_test_memberships_on_participant"