diff --git a/drivers/staging/dt3155v4l/dt3155v4l.c b/drivers/staging/dt3155v4l/dt3155v4l.c
index 6282b7bbd4eb6df94e1994e6f898898f39d2c096..d596e9d492227acafe9d00a45e483af4c5669d47 100644
--- a/drivers/staging/dt3155v4l/dt3155v4l.c
+++ b/drivers/staging/dt3155v4l/dt3155v4l.c
@@ -4,6 +4,7 @@
 #include <linux/pci.h>
 #include <linux/version.h>
 #include <linux/stringify.h>
+#include <linux/delay.h>
 #include <media/videobuf-dma-contig.h>
 #include <linux/kthread.h>