diff --git a/src/main/resources/mapper/RefundMapper.xml b/src/main/resources/mapper/RefundMapper.xml
index c6f5548..f84d14e 100644
--- a/src/main/resources/mapper/RefundMapper.xml
+++ b/src/main/resources/mapper/RefundMapper.xml
@@ -77,7 +77,7 @@
             <if test='area != null and area.length > 0'>
                 AND u.area = #{area}
             </if>
-            <if test='jwcode != null'>
+            <if test='jwcode != null and jwcode.length > 0'>
                 AND d.jwcode = #{jwcode}
             </if>
             <if test='refundType != null and refundType.length > 0'>