diff --git a/drivers/pci/w83c553f.c b/drivers/pci/w83c553f.c
index 5d82ed4..9ea08a2 100644
--- a/drivers/pci/w83c553f.c
+++ b/drivers/pci/w83c553f.c
@@ -182,7 +182,7 @@
 			rvalue1 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH0SEL|W83C553F_MODE_TT_VERIFY);
 			rvalue2 = (W83C553F_MODE_TM_CASCADE|W83C553F_MODE_CH0SEL);
 			break;
-	    	case 1:
+		case 1:
 			rvalue1 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH1SEL|W83C553F_MODE_TT_VERIFY);
 			rvalue2 = (W83C553F_MODE_TM_DEMAND|W83C553F_MODE_CH1SEL|W83C553F_MODE_TT_VERIFY);
 			break;