diff --git a/bolt/src/main/java/com/slack/api/bolt/model/builtin/DefaultBot.java b/bolt/src/main/java/com/slack/api/bolt/model/builtin/DefaultBot.java
index d51d116af..4bcb2af23 100644
--- a/bolt/src/main/java/com/slack/api/bolt/model/builtin/DefaultBot.java
+++ b/bolt/src/main/java/com/slack/api/bolt/model/builtin/DefaultBot.java
@@ -1,13 +1,14 @@
 package com.slack.api.bolt.model.builtin;
 
 import com.slack.api.bolt.model.Bot;
+import java.io.Serializable;
 import lombok.Data;
 
 /**
  * The default data class for the Bot interface.
  */
 @Data
-public class DefaultBot implements Bot {
+public class DefaultBot implements Bot, Serializable {
 
     private String appId;
     private String enterpriseId;