diff --git a/plat/qemu/qemu_sbsa/include/platform_def.h b/plat/qemu/qemu_sbsa/include/platform_def.h
index e8bf4d9..d971ebe 100644
--- a/plat/qemu/qemu_sbsa/include/platform_def.h
+++ b/plat/qemu/qemu_sbsa/include/platform_def.h
@@ -353,7 +353,7 @@
 #define MAP_SECURE_VARSTORE		MAP_REGION_FLAT( \
 					QEMU_SECURE_VARSTORE_BASE, \
 					QEMU_SECURE_VARSTORE_SIZE, \
-					MT_MEMORY | MT_RW | \
+					MT_DEVICE | MT_RW | \
 					MT_SECURE | MT_USER)
 #endif