diff --git a/configs/espt_defconfig b/configs/espt_defconfig
index 81425bd..38ae66f 100644
--- a/configs/espt_defconfig
+++ b/configs/espt_defconfig
@@ -1,6 +1,7 @@
 CONFIG_SH=y
 CONFIG_TARGET_ESPT=y
 CONFIG_BOOTDELAY=-1
+CONFIG_VERSION_VARIABLE=y
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_CONSOLE is not set
 # CONFIG_CMD_BOOTD is not set