diff --git a/configs/Colombus_defconfig b/configs/Colombus_defconfig
index bf6ca54..b1d7400 100644
--- a/configs/Colombus_defconfig
+++ b/configs/Colombus_defconfig
@@ -22,6 +22,7 @@
 # CONFIG_CMD_FLASH is not set
 # CONFIG_CMD_FPGA is not set
 # CONFIG_SPL_DOS_PARTITION is not set
+# CONFIG_SPL_ISO_PARTITION is not set
 CONFIG_ETH_DESIGNWARE=y
 CONFIG_AXP_ALDO1_VOLT=3300
 CONFIG_USB_EHCI_HCD=y