diff --git a/board/aarch64/r2s/uboot/extras.config b/board/aarch64/r2s/uboot/extras.config
index dc4ae013..19bcfa1d 100644
--- a/board/aarch64/r2s/uboot/extras.config
+++ b/board/aarch64/r2s/uboot/extras.config
@@ -2,5 +2,9 @@
 CONFIG_DEVICE_TREE_INCLUDES="infix-env.dtsi infix-key.dtsi r2s-env.dtsi"
 CONFIG_SYS_PROMPT="(r2s) "
 
-CONFIG_ENV_IS_NOWHERE=y
+CONFIG_ENV_OVERWRITE=y
+# CONFIG_ENV_IS_NOWHERE is not set
+CONFIG_ENV_IS_IN_EXT4=y
 # CONFIG_ENV_IS_IN_MMC is not set
+CONFIG_ENV_EXT4_INTERFACE="mmc"
+CONFIG_ENV_EXT4_DEVICE_AND_PART="1:1"