diff --git a/emis-biz/src/main/java/com/xdadan/erp/emis/mapper/EmisExchangeRateMapper.java b/emis-biz/src/main/java/com/xdadan/erp/emis/mapper/EmisExchangeRateMapper.java
index 0e558db68..c2536f739 100644
--- a/emis-biz/src/main/java/com/xdadan/erp/emis/mapper/EmisExchangeRateMapper.java
+++ b/emis-biz/src/main/java/com/xdadan/erp/emis/mapper/EmisExchangeRateMapper.java
@@ -48,7 +48,7 @@ public interface EmisExchangeRateMapper extends BaseMapper<EmisExchangeRate>
     public int checkUnique(EmisExchangeRate emisExchangeRate);
 
 
-    public EmisExchangeRate getValidExchangeRate(@Param("from") String from,@Param("from") String to);
+    public EmisExchangeRate getValidExchangeRate(@Param("from") String from,@Param("to") String to);
 
     /**
      * 新增