diff --git a/client/hid-flasher/usb_cmd.h b/client/hid-flasher/usb_cmd.h
index 4a249134b..f1f3eb94f 100644
--- a/client/hid-flasher/usb_cmd.h
+++ b/client/hid-flasher/usb_cmd.h
@@ -209,7 +209,7 @@ typedef struct {
 #define FLAG_7B_UID_IN_DATA 	0x04
 #define FLAG_10B_UID_IN_DATA 	0x08
 #define FLAG_UID_IN_EMUL		0x10
-#define FLAG_NR_AR_ATTACK 		0x12
+#define FLAG_NR_AR_ATTACK 		0x20
 
 
 //Iclass reader flags
diff --git a/include/usb_cmd.h b/include/usb_cmd.h
index 19618e957..09ddc3b95 100644
--- a/include/usb_cmd.h
+++ b/include/usb_cmd.h
@@ -222,7 +222,7 @@ typedef struct{
 #define FLAG_7B_UID_IN_DATA 	0x04
 #define FLAG_10B_UID_IN_DATA 	0x08
 #define FLAG_UID_IN_EMUL		0x10
-#define FLAG_NR_AR_ATTACK 		0x12
+#define FLAG_NR_AR_ATTACK 		0x20
 
 
 //Iclass reader flags