diff --git a/decor/decorator.go b/decor/decorator.go
index 53f0964..9e69757 100644
--- a/decor/decorator.go
+++ b/decor/decorator.go
@@ -154,9 +154,10 @@
 
 // Init initializes width related config.
 func (wc *WC) Init() WC {
-	wc.fill = runewidth.FillLeft
 	if (wc.C & DidentRight) != 0 {
 		wc.fill = runewidth.FillRight
+	} else {
+		wc.fill = runewidth.FillLeft
 	}
 	if (wc.C & DSyncWidth) != 0 {
 		// it's deliberate choice to override wsync on each Init() call,