diff --git a/CLS.c b/CLS.c
index 575a350..1ec7420 100644
--- a/CLS.c
+++ b/CLS.c
@@ -29,7 +29,7 @@ void CLS_Heatbeat(void *argument) {
 }
 
 void CLS_SendEventChangeTypePostion(CanDataId canid, CLS_Type_t newType, CLS_Position_t newPostion) {
-        const uint16_t cls_address = GENERATE_CLS_ADDRESS(CLS_CODE_CONFIG,canid,CLS_CHANNEL8);
+        const uint16_t cls_address = GENERATE_CLS_ADDRESS(CLS_CODE_CONFIG,canid,CLS_CHANNEL7);
         EventChangeTypeData[0] = (uint8_t)newType;
         EventChangeTypeData[1] = (newPostion.p0 & 0x0F) | ((newPostion.p1 << 4) & 0xF0);
         CLS_BSP_TxHeaderType cls_hartbeat_header = CREATE_BSP_CAN_HEADER(cls_address, CLS_BSP_DLC_BYTES_2);