diff --git a/datalink814_ge/src/linklayer/linklayer814.h b/datalink814_ge/src/linklayer/linklayer814.h
index 9d59231..a8bf0b4 100644
--- a/datalink814_ge/src/linklayer/linklayer814.h
+++ b/datalink814_ge/src/linklayer/linklayer814.h
@@ -184,7 +184,7 @@ int32_t L2_TimeAlign(L2_INST* instPtr, uint32_t frameNum, uint32_t slotNum);
 int32_t RTT_Init(L2_RTT_FSM** rttFsmPtr);
 void RTT_Reset(L2_RTT_FSM* rttFsmPtr);
 void RTT_Destroy(L2_RTT_FSM* rttFsmPtr);
-int32_t RTT_Proc(L2_INST* instPtr);
+int32_t RTT_FsmUpdate(L2_INST* instPtr, L2_TOR_TYPE torType);
 
 
 #endif /* LINKLAYER814_H_ */