diff --git a/bacnet-stack/mstp.h b/bacnet-stack/mstp.h
index 26569a64..3876c405 100644
--- a/bacnet-stack/mstp.h
+++ b/bacnet-stack/mstp.h
@@ -74,7 +74,7 @@ typedef enum {
     MSTP_RECEIVE_STATE_PREAMBLE,
     MSTP_RECEIVE_STATE_HEADER,
     MSTP_RECEIVE_STATE_HEADER_CRC,
-    MSTP_RECEIVE_STATE_DATA,
+    MSTP_RECEIVE_STATE_DATA
 } MSTP_RECEIVE_STATE;
 
 /* master node FSM states */