diff --git a/flash.h b/flash.h
index 38f3bcb..93628dd 100644
--- a/flash.h
+++ b/flash.h
@@ -283,6 +283,7 @@
 #define MX_25L1605		0x2015	/* MX25L1605{,A,D} */
 #define MX_25L3205		0x2016	/* MX25L3205{,A} */
 #define MX_25L6405		0x2017	/* MX25L3205{,D} */
+#define MX_25L12805		0x2018	/* MX25L12805 */
 #define MX_25L1635D		0x2415
 #define MX_25L3235D		0x2416
 #define MX_29F002B		0x34
diff --git a/flashchips.c b/flashchips.c
index 32230c3..911457f 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -855,6 +855,20 @@
 
 	{
 		.vendor		= "Macronix",
+		.name		= "MX25L12805",
+		.manufacture_id	= MX_ID,
+		.model_id	= MX_25L12805,
+		.total_size	= 16384,
+		.page_size	= 256,
+		.tested		= TEST_UNTESTED,
+		.probe		= probe_spi_rdid,
+		.erase		= spi_chip_erase_60_c7,
+		.write		= spi_chip_write,
+		.read		= spi_chip_read,
+	},
+
+	{
+		.vendor		= "Macronix",
 		.name		= "MX29F002B",
 		.manufacture_id	= MX_ID,
 		.model_id	= MX_29F002B,