diff --git a/src/main/java/com/easypost/model/Surcharge.java b/src/main/java/com/easypost/model/Surcharge.java
index 4619f436..9f3e45e6 100644
--- a/src/main/java/com/easypost/model/Surcharge.java
+++ b/src/main/java/com/easypost/model/Surcharge.java
@@ -3,7 +3,7 @@
 import lombok.Getter;
 
 @Getter
-public final class Surcharge extends EasyPostResource {
+public final class Surcharge {
     private String object;
     private String type;
     private String amount;