diff --git a/flashchips.c b/flashchips.c
index f9689667b..669da50be 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -22464,7 +22464,7 @@ const struct flashchip flashchips[] = {
 
 	{
 		.vendor		= "XMC",
-		.name		= "XM25QU256C",
+		.name		= "XM25QU256C/XM25QU256D",
 		.bustype	= BUS_SPI,
 		.manufacture_id	= ST_ID,
 		.model_id	= XMC_XM25QU256C,
diff --git a/include/flashchips.h b/include/flashchips.h
index eb66e6c09..fc89ec12d 100644
--- a/include/flashchips.h
+++ b/include/flashchips.h
@@ -856,7 +856,7 @@
 #define XMC_XM25QH128C		0x4018	/* Same as XM25QH128D */
 #define XMC_XM25QU128C		0x4118	/* Same as XM25QU128D */
 #define XMC_XM25QH256C		0x4019	/* Same as XM25QH256D */
-#define XMC_XM25QU256C		0x4119
+#define XMC_XM25QU256C		0x4119	/* Same as XM25QU256D */
 #define XMC_XM25RU256C		0x4419
 #define ST_M25PX80		0x7114
 #define ST_M25PX16		0x7115