diff --git a/src/main/java/edu/group5/app/model/user/Customer.java b/src/main/java/edu/group5/app/model/user/Customer.java
index 3e6465d..ab7bcd2 100644
--- a/src/main/java/edu/group5/app/model/user/Customer.java
+++ b/src/main/java/edu/group5/app/model/user/Customer.java
@@ -1,7 +1,7 @@
 package edu.group5.app.model.user;
 
-import java.util.HashMap;
-import java.util.Map;
+import java.util.List;
+import java.util.ArrayList;
 
 import edu.group5.app.model.organization.Organization;
 
@@ -25,11 +25,8 @@ public class Customer extends User {
    * @param passwordHash the hashed password of the customer
    * @throws IllegalArgumentException if any required field is invalid
    */
-  public Customer(int userId,
-                  String firstName,
-                  String lastName,
-                  String email,
-                  String passwordHash) {
+  public Customer(int userId, String firstName, String lastName,
+                  String email, String passwordHash) {
 
     super(userId, "Customer", firstName, lastName, email, passwordHash);
     this.preferences = new ArrayList<>();