diff --git a/configs/cubieboard7_defconfig b/configs/cubieboard7_defconfig
index da5806e..2937a54 100644
--- a/configs/cubieboard7_defconfig
+++ b/configs/cubieboard7_defconfig
@@ -1,5 +1,6 @@
 CONFIG_ARM=y
 CONFIG_ARCH_OWL=y
+CONFIG_SYS_MALLOC_LEN=0x2000000
 CONFIG_DEFAULT_DEVICE_TREE="s700-cubieboard7"
 CONFIG_MACH_S700=y
 CONFIG_IDENT_STRING="\ncubieboard7"