diff --git a/helper.go b/helper.go
index 2a7d6b1..2952cf9 100644
--- a/helper.go
+++ b/helper.go
@@ -25,6 +25,11 @@ const (
 	AttrReverse
 )
 
+var (
+	dot  = "…"
+	dotw = rw.StringWidth(dot)
+)
+
 /* ----------------------- End ----------------------------- */
 
 func toTmAttr(x Attribute) tm.Attribute {
@@ -39,5 +44,10 @@ func trimStr2Runes(s string, w int) []rune {
 	if w <= 0 {
 		return []rune{}
 	}
-	return []rune(rw.Truncate(s, w, "…"))
+	sw := rw.StringWidth(s)
+	if sw+dotw >= w {
+		return []rune(rw.Truncate(s, w, ""))
+	} else {
+		return []rune(rw.Truncate(s, w, "…"))
+	}
 }