diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c
index a851d65..a260f83 100644
--- a/drivers/mfd/ucb1x00-ts.c
+++ b/drivers/mfd/ucb1x00-ts.c
@@ -48,8 +48,8 @@
 	u16			x_res;
 	u16			y_res;
 
-	int			restart:1;
-	int			adcsync:1;
+	unsigned int		restart:1;
+	unsigned int		adcsync:1;
 };
 
 static int adcsync;