diff --git a/pqs-harmonic/harmonic-api/src/main/java/com/njcn/harmonic/utils/ClearPathUtil.java b/pqs-harmonic/harmonic-api/src/main/java/com/njcn/harmonic/utils/ClearPathUtil.java
index b21898e7b..2522eac97 100644
--- a/pqs-harmonic/harmonic-api/src/main/java/com/njcn/harmonic/utils/ClearPathUtil.java
+++ b/pqs-harmonic/harmonic-api/src/main/java/com/njcn/harmonic/utils/ClearPathUtil.java
@@ -10,7 +10,7 @@ public class ClearPathUtil {
      * 针对漏洞，新增的特殊字符替换的扫描方法
      */
     public static String cleanString(String str) {
-        if (str == null){
+        if (str == null) {
             return null;
         }
         StringBuilder sb = new StringBuilder();
@@ -122,11 +122,12 @@ public class ClearPathUtil {
                 return 'X';
             case 'Ⅹ':
                 return 'Ⅹ';
+            default:
+                if (isChineseChar(ch)) {
+                    return ch;
+                }
+                return '%';
         }
-        if (isChineseChar(ch)){
-            return ch;
-        }
-        return '%';
     }
 
     // 根据Unicode编码判断中文汉字和符号