diff --git a/configs/kmsuse2_defconfig b/configs/kmsuse2_defconfig
index c927695..dc7de98 100644
--- a/configs/kmsuse2_defconfig
+++ b/configs/kmsuse2_defconfig
@@ -51,6 +51,7 @@
 CONFIG_NETCONSOLE=y
 CONFIG_BOOTCOUNT_LIMIT=y
 CONFIG_BOOTCOUNT_RAM=y
+CONFIG_SYS_I2C_LEGACY=y
 CONFIG_SYS_I2C_SOFT=y
 CONFIG_SYS_I2C_SOFT_SLAVE=0x0
 CONFIG_SYS_I2C_MVTWSI=y