diff --git a/include/modbus/mbport.h b/include/modbus/mbport.h
index 626469981..7a811a97b 100644
--- a/include/modbus/mbport.h
+++ b/include/modbus/mbport.h
@@ -71,7 +71,7 @@ typedef enum
 typedef enum
 {
   EV_ERROR_RESPOND_TIMEOUT,   /* Slave respond timeout. */
-  EV_ERROR_RECEIVE_DATA,      /* Receive frame data erroe. */
+  EV_ERROR_RECEIVE_DATA,      /* Receive frame data error. */
   EV_ERROR_EXECUTE_FUNCTION   /* Execute function error. */
 } eMBMasterErrorEventType;