diff --git a/configs/thuban_defconfig b/configs/thuban_defconfig
index 67012f8..68ce230 100644
--- a/configs/thuban_defconfig
+++ b/configs/thuban_defconfig
@@ -10,6 +10,7 @@
 CONFIG_TARGET_THUBAN=y
 CONFIG_SPL_MMC_SUPPORT=y
 CONFIG_SPL_SERIAL_SUPPORT=y
+CONFIG_ENV_SIZE=0x2000
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_SPL=y
 CONFIG_SPL_FS_FAT=y