diff --git a/drivers/staging/i4l/pcbit/layer2.h b/drivers/staging/i4l/pcbit/layer2.h
index be1327bc162a..6b9063e388cd 100644
--- a/drivers/staging/i4l/pcbit/layer2.h
+++ b/drivers/staging/i4l/pcbit/layer2.h
@@ -109,7 +109,7 @@
 #define SCHED_READ    0x01
 #define SCHED_WRITE   0x02
 
-#define SET_RUN_TIMEOUT 2 * HZ /* 2 seconds */
+#define SET_RUN_TIMEOUT (2 * HZ) /* 2 seconds */
 
 struct frame_buf {
 	ulong msg;