diff --git a/sd.go b/sd.go
index 62950b9..1e084fd 100644
--- a/sd.go
+++ b/sd.go
@@ -82,7 +82,7 @@ func main() {
 		if b[0] == byte('y') {
 			w >>= 1
 		} else if b[0] == byte('n') {
-			w <<= 1
+			w <<= 3
 		} else {
 			return
 		}