diff --git a/configs/highbank_defconfig b/configs/highbank_defconfig
index b4f3975..b1c8afd 100644
--- a/configs/highbank_defconfig
+++ b/configs/highbank_defconfig
@@ -1,5 +1,6 @@
 CONFIG_ARM=y
 CONFIG_ARCH_HIGHBANK=y
+# CONFIG_MMC is not set
 CONFIG_FIT=y
 CONFIG_OF_BOARD_SETUP=y
 # CONFIG_DISPLAY_CPUINFO is not set