diff --git a/docs/doc.md b/docs/doc.md
index 153898c..a6a268a 100644
--- a/docs/doc.md
+++ b/docs/doc.md
@@ -419,7 +419,7 @@ robotgo.ScrollMouse(50, "down")
 package main
 
 import (
-    . "fmt"
+    "fmt"
 
     "github.com/go-vgo/robotgo"
 )
@@ -427,12 +427,12 @@ import (
 func main() {
   keve := robotgo.AddEvent("k")
   if keve == 0 {
-    Println("you press...", "k")
+    fmt.Println("you press...", "k")
   }
 
   mleft := robotgo.AddEvent("mleft")
   if mleft == 0 {
-    Println("you press...", "mouse left button")
+    fmt.Println("you press...", "mouse left button")
   }
 } 
 ```  
diff --git a/docs/doc_zh.md b/docs/doc_zh.md
index e4cf1c1..f03b49e 100644
--- a/docs/doc_zh.md
+++ b/docs/doc_zh.md
@@ -434,7 +434,7 @@ robotgo.ScrollMouse(50, "down")
 package main
 
 import (
-    . "fmt"
+    "fmt"
 
     "github.com/go-vgo/robotgo"
 )
@@ -442,12 +442,12 @@ import (
 func main() {
   keve := robotgo.AddEvent("k")
   if keve == 0 {
-    Println("you press...", "k")
+    fmt.Println("you press...", "k")
   }
 
   mleft := robotgo.AddEvent("mleft")
   if mleft == 0 {
-    Println("you press...", "mouse left button")
+    fmt.Println("you press...", "mouse left button")
   }
 } 
 ```
diff --git a/robotgo.go b/robotgo.go
index 375f75b..4863631 100644
--- a/robotgo.go
+++ b/robotgo.go
@@ -52,7 +52,7 @@ import (
 )
 
 const (
-	version string = "v0.43.0.269, Matterhorn Alps!"
+	version string = "v0.43.0.272, Matterhorn Alps!"
 )
 
 // GetVersion get version