diff --git a/configs/glacier_ramboot_defconfig b/configs/glacier_ramboot_defconfig
index 7563b44..ab7f6f0 100644
--- a/configs/glacier_ramboot_defconfig
+++ b/configs/glacier_ramboot_defconfig
@@ -22,6 +22,7 @@
 CONFIG_CMD_CACHE=y
 CONFIG_MAC_PARTITION=y
 CONFIG_DOS_PARTITION=y
+CONFIG_ISO_PARTITION=y
 CONFIG_OF_CONTROL=y
 CONFIG_OF_EMBED=y
 CONFIG_SYS_NS16550=y