diff --git a/configs/openpiton_riscv64_defconfig b/configs/openpiton_riscv64_defconfig
index 3af8aee..aa4c307 100644
--- a/configs/openpiton_riscv64_defconfig
+++ b/configs/openpiton_riscv64_defconfig
@@ -11,6 +11,8 @@
 CONFIG_OF_BOARD_FIXUP=y
 # CONFIG_LOCALVERSION_AUTO is not set
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x82000000
 # CONFIG_EXPERT is not set
 # CONFIG_LEGACY_IMAGE_FORMAT is not set
 # CONFIG_ARCH_FIXUP_FDT_MEMORY is not set