diff --git a/_examples/hello-world/main.go b/_examples/hello-world/main.go
index ec5787ef..eedffccf 100644
--- a/_examples/hello-world/main.go
+++ b/_examples/hello-world/main.go
@@ -19,14 +19,14 @@ func main() {
 	// same as app.Handle("GET", "/ping", [...])
 	// Method:   GET
 	// Resource: http://context:8080/ping
-	app.Get("/ping", func(ctx iris.Context) {
+	app.Get("/ping", func(ctx context.Context) {
 		ctx.WriteString("pong")
 	})
 
 	// Method:   GET
 	// Resource: http://localhost:8080/hello
 	app.Get("/hello", func(ctx context.Context) {
-		ctx.JSON(iris.Map{"message": "Hello iris web framework."})
+		ctx.JSON(context.Map{"message": "Hello iris web framework."})
 	})
 
 	// http://localhost:8080