diff --git a/headers/private/kernel/arch/arm64/arm_registers.h b/headers/private/kernel/arch/arm64/arm_registers.h
index fbd5f1645d..7bfd1bc911 100644
--- a/headers/private/kernel/arch/arm64/arm_registers.h
+++ b/headers/private/kernel/arch/arm64/arm_registers.h
@@ -92,10 +92,10 @@
 #define	 ISS_DATA_SF		(0x01 << 15)
 #define	 ISS_DATA_AR		(0x01 << 14)
 #define	 ISS_DATA_FnV		(0x01 << 10)
-#define	 ISS_DATa_EA		(0x01 << 9)
-#define	 ISS_DATa_CM		(0x01 << 8)
+#define	 ISS_DATA_EA		(0x01 << 9)
+#define	 ISS_DATA_CM		(0x01 << 8)
 #define	 ISS_INSN_S1PTW		(0x01 << 7)
-#define	 ISS_DATa_WnR		(0x01 << 6)
+#define	 ISS_DATA_WnR		(0x01 << 6)
 #define	 ISS_DATA_DFSC_MASK	(0x3f << 0)
 #define	 ISS_DATA_DFSC_ASF_L0	(0x00 << 0)
 #define	 ISS_DATA_DFSC_ASF_L1	(0x01 << 0)
@@ -500,6 +500,7 @@
 #define	MAIR_ATTR_MASK(idx)	(0xff << ((n)* 8))
 #define	MAIR_ATTR(attr, idx) ((attr) << ((idx) * 8))
 #define	 MAIR_DEVICE_nGnRnE	0x00
+#define	 MAIR_DEVICE_nGnRE	0x04
 #define	 MAIR_NORMAL_NC		0x44
 #define	 MAIR_NORMAL_WT		0xbb
 #define	 MAIR_NORMAL_WB		0xff