diff --git a/go.mod b/go.mod
index 943c31a..d64ea45 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module github.com/zizouhuweidi/monke
 
-go 1.20
+go 1.22
diff --git a/repl/repl.go b/repl/repl.go
index 3b6db1f..3b9db31 100644
--- a/repl/repl.go
+++ b/repl/repl.go
@@ -9,7 +9,7 @@ import (
 	"github.com/zizouhuweidi/monke/token"
 )
 
-const PROMPT = ">> "
+const PROMPT = "🐒 "
 
 func Start(in io.Reader, out io.Writer) {
 	scanner := bufio.NewScanner(in)