diff --git a/Core/Src/main.c b/Core/Src/main.c
index 3038807..106e12a 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -1,7 +1,7 @@
 /* USER CODE BEGIN Header */
 /**
-   ******************************************************************************
-  * @file:   main.c															   *
+  ******************************************************************************
+  * @file:   main.c	  STS_R1 STS_R2 STS_R5                                     *
   * @author  Yunhorn (r) Technology Limited Application Team	               *
   * @brief   Yunhorn (r) SmarToilets (r) Product configuration file.		   *
   ******************************************************************************