diff --git a/configs/TQM855M_defconfig b/configs/TQM855M_defconfig
index 31ed1e0..05b4518 100644
--- a/configs/TQM855M_defconfig
+++ b/configs/TQM855M_defconfig
@@ -1,4 +1,5 @@
 CONFIG_PPC=y
+# CONFIG_MMC is not set
 CONFIG_8xx=y
 CONFIG_TARGET_TQM855M=y
 CONFIG_OF_BOARD_SETUP=y