diff --git a/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java b/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java
index 2978d4f26..20da30f58 100644
--- a/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java
+++ b/weixin-java-common/src/main/java/me/chanjar/weixin/common/api/WxConsts.java
@@ -302,6 +302,7 @@ public class WxConsts {
     public static final String VIEW = "VIEW";
     public static final String MASS_SEND_JOB_FINISH = "MASSSENDJOBFINISH";
 
+    public static final String SYS_APPROVAL_CHANGE = "sys_approval_change";
     /**
      * 扫码推事件的事件推送
      */