diff --git a/go.mod b/go.mod
index b28bcb5..3bfa92e 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/go-ego/gpy
 go 1.13
 
 require (
-	github.com/go-ego/gse v0.63.2
+	github.com/go-ego/gse v0.64.1
 	github.com/mattn/go-isatty v0.0.12
 	github.com/vcaesar/tt v0.11.0
 )
diff --git a/go.sum b/go.sum
index b11e3ce..728bab0 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/go-ego/cedar v0.10.2 h1:0AQkBNfHAzuUn306v0ydMXAawHoIdxiYwN1+2XvFySw=
 github.com/go-ego/cedar v0.10.2/go.mod h1:OlEbpcRpzwp69CoCXPJTmrOzELoGAmFDgW3hdWrHHc0=
-github.com/go-ego/gse v0.63.2 h1:uX6AhpiEJVPjVxpgmziJnye52lZ2UnXAycvosoMc9JQ=
-github.com/go-ego/gse v0.63.2/go.mod h1:nSPjeaLwb5AlHI4b83iXFM+cA2wBx2Xxq/Bbf0BU0ME=
+github.com/go-ego/gse v0.64.1 h1:EtSXdKaKiOIG/xZhJS4jIQDGEdjroXAHCQMIyXkaiWI=
+github.com/go-ego/gse v0.64.1/go.mod h1:nSPjeaLwb5AlHI4b83iXFM+cA2wBx2Xxq/Bbf0BU0ME=
 github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/vcaesar/tt v0.11.0 h1:obQecjgbnAxxC6OYGY6yDvhGRW2PR5wD8Ma2uJH3WGA=
diff --git a/gpy.go b/gpy.go
index 8268587..93174ef 100644
--- a/gpy.go
+++ b/gpy.go
@@ -44,7 +44,8 @@ func Pinyin(s string, arg ...Args) [][]string {
 	a := args(arg...)
 
 	pys := [][]string{}
-	sw := gse.SplitTextToWords([]byte(s))
+	var seg gse.Segmenter
+	sw := seg.SplitTextToWords([]byte(s))
 	for i := 0; i < len(sw); i++ {
 		s1 := string([]byte(sw[i]))
 		r := []rune(s1)