diff --git a/sys/arm64/include/armreg.h b/sys/arm64/include/armreg.h
--- a/sys/arm64/include/armreg.h
+++ b/sys/arm64/include/armreg.h
@@ -982,11 +982,11 @@
 
 /* ID_AA64MMFR2_EL1 */
 #define	ID_AA64MMFR2_EL1		MRS_REG(ID_AA64MMFR2_EL1)
-#define	ID_AA64MMFR2_EL1_op0		0x3
-#define	ID_AA64MMFR2_EL1_op1		0x0
-#define	ID_AA64MMFR2_EL1_CRn		0x0
-#define	ID_AA64MMFR2_EL1_CRm		0x7
-#define	ID_AA64MMFR2_EL1_op2		0x2
+#define	ID_AA64MMFR2_EL1_op0		3
+#define	ID_AA64MMFR2_EL1_op1		0
+#define	ID_AA64MMFR2_EL1_CRn		0
+#define	ID_AA64MMFR2_EL1_CRm		7
+#define	ID_AA64MMFR2_EL1_op2		2
 #define	ID_AA64MMFR2_CnP_SHIFT		0
 #define	ID_AA64MMFR2_CnP_MASK		(UL(0xf) << ID_AA64MMFR2_CnP_SHIFT)
 #define	ID_AA64MMFR2_CnP_VAL(x)		((x) & ID_AA64MMFR2_CnP_MASK)