diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index 504a95d..84d6aa5 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -31,6 +31,7 @@
 #include <linux/genhd.h>
 #include <linux/hdreg.h>
 #include <linux/blkpg.h>
+#include <linux/dma-mapping.h>
 #include <linux/interrupt.h>
 #include <linux/ioport.h>
 #include <linux/mm.h>