diff --git a/configs/atmel_sama5d3_xplained_mmc_dev_defconfig b/configs/atmel_sama5d3_xplained_mmc_dev_defconfig
index a1e34ab810..da1c4eb73e 100644
--- a/configs/atmel_sama5d3_xplained_mmc_dev_defconfig
+++ b/configs/atmel_sama5d3_xplained_mmc_dev_defconfig
@@ -82,6 +82,7 @@ BR2_PACKAGE_VIM=y
 # Filesystem
 BR2_TARGET_ROOTFS_EXT2=y
 BR2_TARGET_ROOTFS_EXT2_4=y
+BR2_TARGET_ROOTFS_EXT2_SIZE="120M"
 
 # Bootloaders
 BR2_TARGET_AT91BOOTSTRAP3=y