diff --git a/flashchips.c b/flashchips.c
index 41ae1b1..f80ebd0 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -47,7 +47,7 @@
 	{"MX29F002",	MX_ID,		MX_29F002,	256, 64 * 1024,
 	 probe_29f002,	erase_29f002, 	write_29f002},
 	{"MX25L4005",	MX_ID,		MX_25L4005,	512, 4 * 1024,
-	 probe_spi,	generic_spi_chip_erase,	generic_spi_chip_write},
+	 probe_spi,	generic_spi_chip_erase_c7,	generic_spi_chip_write},
 	{"SST29EE020A", SST_ID,		SST_29EE020A,	256, 128,
 	 probe_jedec,	erase_chip_jedec, write_jedec},
 	{"SST28SF040A", SST_ID,		SST_28SF040,	512, 256,
@@ -141,7 +141,7 @@
 	{"M29F040B",	ST_ID, 		ST_M29F040B,	512, 64 * 1024,
 	 probe_29f040b, erase_29f040b,	write_29f040b},
 	{"M25P80",	ST_ID,		ST_M25P80,	1024, 64 * 1024,
-	 probe_spi,	generic_spi_chip_erase,	generic_spi_chip_write},
+	 probe_spi,	generic_spi_chip_erase_c7,	generic_spi_chip_write},
 	{"82802ab",	137,		173,		512, 64 * 1024,
 	 probe_82802ab, erase_82802ab,	write_82802ab},
 	{"82802ac",	137,		172,		1024, 64 * 1024,