diff --git a/plat/qemu/qemu_sbsa/include/platform_def.h b/plat/qemu/qemu_sbsa/include/platform_def.h
index f44b9f6..d0a56cf 100644
--- a/plat/qemu/qemu_sbsa/include/platform_def.h
+++ b/plat/qemu/qemu_sbsa/include/platform_def.h
@@ -233,7 +233,7 @@
  * DT related constants
  */
 #define PLAT_QEMU_DT_BASE		NS_DRAM0_BASE
-#define PLAT_QEMU_DT_MAX_SIZE		0x10000
+#define PLAT_QEMU_DT_MAX_SIZE		0x100000
 
 /*
  * System counter