diff --git a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/constant/FillRuleConstant.java b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/constant/FillRuleConstant.java
index 6a319129..b2e0216f 100644
--- a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/constant/FillRuleConstant.java
+++ b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/constant/FillRuleConstant.java
@@ -7,6 +7,10 @@ package com.jero.common.constant;
  */
 public class FillRuleConstant {
 
+    private FillRuleConstant(){
+
+    }
+
     /**
      * 公文发文编码
      */