diff --git a/src/main/java/com/easypost/model/BaseUser.java b/src/main/java/com/easypost/model/BaseUser.java
index b11aacafc..4ccffa8d9 100644
--- a/src/main/java/com/easypost/model/BaseUser.java
+++ b/src/main/java/com/easypost/model/BaseUser.java
@@ -21,4 +21,5 @@ public class BaseUser extends EasyPostResource {
     private String insuranceFeeRate;
     private String insuranceFeeMinimum;
     private List<User> children;
+    private List<ApiKey> apiKeys;
 }
diff --git a/src/main/java/com/easypost/model/ReferralCustomer.java b/src/main/java/com/easypost/model/ReferralCustomer.java
index 0bb13c1bf..b80518585 100644
--- a/src/main/java/com/easypost/model/ReferralCustomer.java
+++ b/src/main/java/com/easypost/model/ReferralCustomer.java
@@ -1,10 +1,7 @@
 package com.easypost.model;
 
-import java.util.List;
-
 import lombok.Getter;
 
 @Getter
 public class ReferralCustomer extends BaseUser {
-    private List<ApiKey> apiKeys;
 }