diff --git a/usrc/project_configs.h b/usrc/project_configs.h
index d95348b..9528ef4 100644
--- a/usrc/project_configs.h
+++ b/usrc/project_configs.h
@@ -4,7 +4,7 @@
  *                                ÏîÄ¿»ù´¡ÅäÖà                                 *
  *******************************************************************************/
 
-#define PC_VERSION           1
+#define PC_VERSION           2
 #define PC_MANUFACTURER0     ('i' | 'f' << 8 | 'l' << 16 | 'y' << 24)
 #define PC_MANUFACTURER1     ('t' | 'o' << 8 | 'p' << 16 | '\0' << 24)
 #define PC_PROJECT_NAME      "zaf_lstc"