diff --git a/configs/rock64-rk3328_defconfig b/configs/rock64-rk3328_defconfig
index 893f038..640fe55 100644
--- a/configs/rock64-rk3328_defconfig
+++ b/configs/rock64-rk3328_defconfig
@@ -34,7 +34,6 @@
 CONFIG_SPL_BSS_START_ADDR=0x2000000
 CONFIG_SPL_BSS_MAX_SIZE=0x2000
 # CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
-CONFIG_TPL_SYS_MALLOC_SIMPLE=y
 # CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
 CONFIG_SPL_STACK=0x400000
 CONFIG_SPL_STACK_R=y
@@ -42,6 +41,7 @@
 CONFIG_SPL_POWER=y
 CONFIG_SPL_ATF=y
 CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y
+CONFIG_TPL_SYS_MALLOC_SIMPLE=y
 CONFIG_TPL_MAX_SIZE=0x40000
 CONFIG_CMD_BOOTZ=y
 CONFIG_CMD_GPT=y