diff --git a/drivers/net/e1000/base/e1000_regs.h b/drivers/net/e1000/base/e1000_regs.h
index 4af9e17462..71c8d28b0c 100644
--- a/drivers/net/e1000/base/e1000_regs.h
+++ b/drivers/net/e1000/base/e1000_regs.h
@@ -35,6 +35,7 @@
 #define E1000_FEXTNVM	0x00028  /* Future Extended NVM - RW */
 #define E1000_FEXTNVM3	0x0003C  /* Future Extended NVM 3 - RW */
 #define E1000_FEXTNVM4	0x00024  /* Future Extended NVM 4 - RW */
+#define E1000_FEXTNVM5	0x00014  /* Future Extended NVM 5 - RW */
 #define E1000_FEXTNVM6	0x00010  /* Future Extended NVM 6 - RW */
 #define E1000_FEXTNVM7	0x000E4  /* Future Extended NVM 7 - RW */
 #define E1000_FEXTNVM9	0x5BB4  /* Future Extended NVM 9 - RW */