diff --git a/active-record/src/main/java/com/iluwatar/activerecord/Customer.java b/active-record/src/main/java/com/iluwatar/activerecord/Customer.java
index afe08b22600a..cdabef4cbff7 100644
--- a/active-record/src/main/java/com/iluwatar/activerecord/Customer.java
+++ b/active-record/src/main/java/com/iluwatar/activerecord/Customer.java
@@ -12,26 +12,26 @@
 @EqualsAndHashCode(onlyExplicitlyIncluded = true)
 public class Customer {
 
-    private Long id;
-    private String customerNumber;
-    private String firstName;
-    private String lastName;
-    private List<Order> orders;
+  private Long id;
+  private String customerNumber;
+  private String firstName;
+  private String lastName;
+  private List<Order> orders;
 
-    public Customer findById(Long id) {
-        return new Customer();
-    }
+  public Customer findById(Long id) {
+    return new Customer();
+  }
 
-    public Customer findByNumber(String customerNumber) {
-        return new Customer();
-    }
+  public Customer findByNumber(String customerNumber) {
+    return new Customer();
+  }
 
-    public List<Customer> findAll() {
-        return List.of();
-    }
+  public List<Customer> findAll() {
+    return List.of();
+  }
 
-    public void save(Customer customer) {
+  public void save(Customer customer) {
 
-    }
+  }
 
 }
diff --git a/active-record/src/main/java/com/iluwatar/activerecord/Order.java b/active-record/src/main/java/com/iluwatar/activerecord/Order.java
index b149c240af8f..8de6371cb3c1 100644
--- a/active-record/src/main/java/com/iluwatar/activerecord/Order.java
+++ b/active-record/src/main/java/com/iluwatar/activerecord/Order.java
@@ -13,6 +13,6 @@
 @AllArgsConstructor
 public class Order {
 
-    private Long id;
-    private String orderNumber;
+  private Long id;
+  private String orderNumber;
 }