diff --git a/src/main/java/com/sunyard/sge/database/SydApiBaseFunction.java b/src/main/java/com/sunyard/sge/database/SydApiBaseFunction.java
index deb30f3..d02c16c 100644
--- a/src/main/java/com/sunyard/sge/database/SydApiBaseFunction.java
+++ b/src/main/java/com/sunyard/sge/database/SydApiBaseFunction.java
@@ -866,7 +866,7 @@ public class SydApiBaseFunction implements SydApi {
             throw new IllegalArgumentException();
         }
         updateLastUseTime();
-        String mac = this.SYD_SM4Mac_ShortData(iKeyIndex, pcData);
+        String mac = this.SYD_SM4Mac_ShortData(iKeyIndex, pcData, limitDataLen);
         log.debug(this + ".SYD_SM4Mac_ShortData方法返回值：{}", mac);
         return pcMac.equals(mac);
     }