diff --git a/flashchips.c b/flashchips.c
index 0430ca7..8197ce8 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -52,6 +52,8 @@
 	 probe_29f002,	erase_29f002, 	write_29f002},
 	{"MX25L4005",	MX_ID,		MX_25L4005,	512, 256,
 	 probe_spi,	generic_spi_chip_erase_c7,	generic_spi_chip_write},
+	{"SST25VF040B",	SST_ID,		SST_25VF040B,	512,	256,
+	probe_spi,	generic_spi_chip_erase_c7,	generic_spi_chip_write},
 	{"SST25VF016B",	SST_ID,		SST_25VF016B,	2048,	256,
 	probe_spi,	generic_spi_chip_erase_c7,	generic_spi_chip_write},
 	{"SST29EE020A", SST_ID,		SST_29EE020A,	256, 128,