diff --git a/configs/poplar_defconfig b/configs/poplar_defconfig
index f0c2040..85ff6bd 100644
--- a/configs/poplar_defconfig
+++ b/configs/poplar_defconfig
@@ -10,6 +10,8 @@
 CONFIG_IDENT_STRING="poplar"
 CONFIG_SYS_LOAD_ADDR=0x800000
 CONFIG_DISTRO_DEFAULTS=y
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x200000
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_SYS_PROMPT="poplar# "
 CONFIG_SYS_MAXARGS=64