diff --git a/weixin-java-common/src/main/java/me/chanjar/weixin/common/enums/TicketType.java b/weixin-java-common/src/main/java/me/chanjar/weixin/common/enums/TicketType.java
index 95bcffe857..afbd1ec382 100644
--- a/weixin-java-common/src/main/java/me/chanjar/weixin/common/enums/TicketType.java
+++ b/weixin-java-common/src/main/java/me/chanjar/weixin/common/enums/TicketType.java
@@ -21,7 +21,7 @@ public enum TicketType {
   /**
    * sdk
    */
-  SDK("sdk"),
+  SDK("2"),
   /**
    * 微信卡券
    */