diff --git a/include/uapi/linux/vsp1.h b/include/uapi/linux/vsp1.h
index e18858f6e865..9a823696d816 100644
--- a/include/uapi/linux/vsp1.h
+++ b/include/uapi/linux/vsp1.h
@@ -28,7 +28,7 @@
 	_IOWR('V', BASE_VIDIOC_PRIVATE + 1, struct vsp1_lut_config)
 
 struct vsp1_lut_config {
-	u32 lut[256];
+	__u32 lut[256];
 };
 
 #endif	/* __VSP1_USER_H__ */