diff --git a/flashchips.h b/flashchips.h
index e9d977d..0b58e50 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -39,6 +39,7 @@
 #define ALLIANCE_ID		0x52	/* Alliance Semiconductor */
 
 #define AMD_ID			0x01	/* AMD */
+#define AM_29F010B		0x20	/* Same as Am29F010A */
 #define AM_29F002BT		0xB0
 #define AM_29F002BB		0x34
 #define AM_29F040B		0xA4