diff --git a/cmd/main.go b/cmd/main.go
index 8edb7d6..4127b3a 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -4,4 +4,5 @@ import "git.drinkme.beer/hetianxia/abc"
 
 func main() {
 	abc.Print()
+	abc.PrintV2()
 }
diff --git a/print.go b/print.go
index 871320f..65b5194 100644
--- a/print.go
+++ b/print.go
@@ -5,3 +5,8 @@ import "time"
 func Print() {
 	println(time.Now().UTC().Format(time.RFC3339))
 }
+
+func PrintV2() {
+	println("this is v2: "+time.Now().UTC().Format(time.RFC3339))
+}
+