diff --git a/configs/am64x_evm_r5_defconfig b/configs/am64x_evm_r5_defconfig
index 5d8d4c5..df6afc4 100644
--- a/configs/am64x_evm_r5_defconfig
+++ b/configs/am64x_evm_r5_defconfig
@@ -8,6 +8,7 @@
 CONFIG_TARGET_AM642_R5_EVM=y
 CONFIG_ENV_SIZE=0x20000
 CONFIG_ENV_OFFSET=0x680000
+CONFIG_SYS_MALLOC_LEN=0x2000000
 CONFIG_DM_GPIO=y
 CONFIG_SPL_DM_SPI=y
 CONFIG_DEFAULT_DEVICE_TREE="k3-am642-r5-evm"