diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index b2675c7..15e7b50 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -3,6 +3,7 @@
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_FIT_SIGNATURE=y
+# CONFIG_CMD_ELF is not set
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_SETEXPR is not set