diff --git a/sys/conf/kmod.mk b/sys/conf/kmod.mk
index 8e72d211038..e46055f0c4e 100644
--- a/sys/conf/kmod.mk
+++ b/sys/conf/kmod.mk
@@ -327,7 +327,8 @@ MFILES?= dev/acpica/acpi_if.m dev/ata/ata_if.m dev/eisa/eisa_if.m \
 	dev/sound/midi/synth_if.m dev/usb/usb_if.m isa/isa_if.m \
 	kern/bus_if.m kern/cpufreq_if.m kern/device_if.m kern/serdev_if.m \
 	libkern/iconv_converter_if.m opencrypto/crypto_if.m \
-	pc98/pc98/canbus_if.m pci/agp_if.m
+	pc98/pc98/canbus_if.m pci/agp_if.m dev/mmc/mmcbr_if.m \
+	dev/mmc/mmcbus_if.m
 
 .for _srcsrc in ${MFILES}
 .for _ext in c h