diff --git a/include/hardware/bt_rc.h b/include/hardware/bt_rc.h
old mode 100644
new mode 100755
index 8135271..952652e
--- a/include/hardware/bt_rc.h
+++ b/include/hardware/bt_rc.h
@@ -25,7 +25,7 @@
 #define BTRC_MAX_APP_SETTINGS       8
 #define BTRC_MAX_FOLDER_DEPTH       4
 #define BTRC_MAX_APP_ATTR_SIZE      16
-#define BTRC_MAX_ELEM_ATTR_SIZE     8
+#define BTRC_MAX_ELEM_ATTR_SIZE     7
 
 typedef uint8_t btrc_uid_t[BTRC_UID_SIZE];