diff --git a/configs/ib62x0_defconfig b/configs/ib62x0_defconfig
index 31498f6..86c98fc 100644
--- a/configs/ib62x0_defconfig
+++ b/configs/ib62x0_defconfig
@@ -4,6 +4,8 @@
 CONFIG_KIRKWOOD=y
 CONFIG_SYS_TEXT_BASE=0x600000
 CONFIG_TARGET_IB62X0=y
+CONFIG_ENV_SIZE=0x20000
+CONFIG_ENV_OFFSET=0xE0000
 CONFIG_NR_DRAM_BANKS=2
 CONFIG_IDENT_STRING=" RaidSonic ICY BOX IB-NAS62x0"
 CONFIG_BOOTDELAY=3