diff --git a/README.md b/README.md
index a930212..48717a4 100644
--- a/README.md
+++ b/README.md
@@ -249,7 +249,7 @@ func main() {
 ## Plans
 - Update Find an image on screen, read pixels from an image
 - Update Window Handle
-- Support UTF-8, transitional plan: TypeStr
+- Linux support UTF-8
 - Try support Android, maybe support IOS
 
 ## Donate
diff --git a/README_zh.md b/README_zh.md
index 8d1f66e..e2d6c34 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -247,7 +247,7 @@ func main() {
 ## Plans
 - 更新 Find an image on screen, read pixels from an image
 - 更新 Window Handle
-- 支持 UTF-8, 过渡方案: TypeStr
+- Linux 支持 UTF-8
 - 尝试支持 Android, 也许支持 IOS
 
 ## Donate
diff --git a/robotgo.go b/robotgo.go
index a4e0a03..3ec5aa6 100644
--- a/robotgo.go
+++ b/robotgo.go
@@ -54,6 +54,7 @@ import (
 	"reflect"
 	"runtime"
 	"strings"
+	"time"
 	"unsafe"
 	// "syscall"
 
@@ -62,7 +63,7 @@ import (
 )
 
 const (
-	version string = "v0.47.0.481, Mount Cook!"
+	version string = "v0.47.0.485, Mount Cook!"
 )
 
 type (
@@ -105,6 +106,11 @@ func Try(fun func(), handler func(interface{})) {
 	fun()
 }
 
+// Sleep time.Sleep
+func Sleep(tm float64) {
+	time.Sleep(time.Duration(tm) * time.Second)
+}
+
 // GoString teans C.char to string
 func GoString(char *C.char) string {
 	return C.GoString(char)