diff --git a/configs/topic_miami_defconfig b/configs/topic_miami_defconfig
index fba9f64..a11a179 100644
--- a/configs/topic_miami_defconfig
+++ b/configs/topic_miami_defconfig
@@ -32,6 +32,8 @@
 # CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
 CONFIG_SPL_STACK=0xfffffe00
 CONFIG_SPL_STACK_R=y
+CONFIG_SYS_SPL_MALLOC=y
+CONFIG_SYS_SPL_MALLOC_SIZE=0x2000000
 CONFIG_SPL_SPI_LOAD=y
 CONFIG_SYS_SPI_U_BOOT_OFFS=0x20000
 CONFIG_SYS_PROMPT="zynq-uboot> "