diff --git a/configs/pcm051_rev1_defconfig b/configs/pcm051_rev1_defconfig
index 871dc2a..3f06b6a 100644
--- a/configs/pcm051_rev1_defconfig
+++ b/configs/pcm051_rev1_defconfig
@@ -39,6 +39,7 @@
 CONFIG_CMD_USB=y
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_EXT4_WRITE=y
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
 CONFIG_MMC_OMAP_HS=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_WINBOND=y