diff --git a/sys/modules/dtb/mv/Makefile b/sys/modules/dtb/mv/Makefile
--- a/sys/modules/dtb/mv/Makefile
+++ b/sys/modules/dtb/mv/Makefile
@@ -9,7 +9,7 @@
 DTS=	\
 	marvell/armada-3720-espressobin.dts \
 	marvell/armada-8040-clearfog-gt-8k.dts \
-	marvell/armada-8040-db \
+	marvell/armada-8040-db.dts \
 	marvell/armada-8040-mcbin.dts \
 	marvell/armada-8040-mcbin-singleshot.dts
 .endif