diff --git a/flashchips.h b/flashchips.h
index ecd8d7a..d17d26d 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -453,6 +453,7 @@
 
 #define ISSI_ID			0xD5	/* ISSI Integrated Silicon Solutions, see also PMC. */
 #define ISSI_ID_SPI		0x9D	/* ISSI ID used for SPI flash, see also PMC_ID_NOPREFIX */
+#define ISSI_IS25LP064		0x6017
 #define ISSI_IS25LP128		0x6018
 #define ISSI_IS25WP128		0x7018
 #define ISSI_PMC_IS29GL032B	0xF9