diff --git a/sys/arm64/arm64/locore.S b/sys/arm64/arm64/locore.S
index 87abee18e48..b1fd3ae75a6 100644
--- a/sys/arm64/arm64/locore.S
+++ b/sys/arm64/arm64/locore.S
@@ -265,6 +265,7 @@ drop_to_el1:
 
 	mrs	x2, icc_sre_el2
 	orr	x2, x2, #ICC_SRE_EL2_EN	/* Enable access from insecure EL1 */
+	orr	x2, x2, #ICC_SRE_EL2_SRE	/* Enable system registers */
 	msr	icc_sre_el2, x2
 2:
 
diff --git a/sys/arm64/include/armreg.h b/sys/arm64/include/armreg.h
index 405f3bb8d0b..8b2bc92436c 100644
--- a/sys/arm64/include/armreg.h
+++ b/sys/arm64/include/armreg.h
@@ -131,6 +131,7 @@
 #define	ICC_SRE_EL1_SRE		(1U << 0)
 
 /* ICC_SRE_EL2 */
+#define	ICC_SRE_EL2_SRE		(1U << 0)
 #define	ICC_SRE_EL2_EN		(1U << 3)
 
 /* ID_AA64DFR0_EL1 */