diff --git a/das-dn/cmg/ry.cpp b/das-dn/cmg/ry.cpp
index 1f357173..2cc7d1b4 100644
--- a/das-dn/cmg/ry.cpp
+++ b/das-dn/cmg/ry.cpp
@@ -1784,7 +1784,7 @@ BOOLEAN CRYDevice::processHostModbusPointParam(const Json::Value jsonRoot, int u
     return TRUE;
 }
 
-BOOLEAN CRYDevice::processHostModbusPointParam(const Json::Value jsonRoot, int uid, int point, int type)
+BOOLEAN CRYDevice::processSubModbusPointParam(const Json::Value jsonRoot, int uid, int point, int type)
 {
     if (uid < 0 || uid >= UNIT_NUM) return FALSE;
     if (point < 0) return FALSE;