diff --git a/tool/kratos-protoc/protoc.go b/tool/kratos-protoc/protoc.go
index accd6c518..57b3bec19 100644
--- a/tool/kratos-protoc/protoc.go
+++ b/tool/kratos-protoc/protoc.go
@@ -144,14 +144,7 @@ func latestKratos() (string, error) {
 }
 
 func gopath() (gp string) {
-	var gopaths []string
-
-	switch runtime.GOOS {
-	case "windows":
-		gopaths = strings.Split(os.Getenv("GOPATH"), ";")
-	default:
-		gopaths = strings.Split(os.Getenv("GOPATH"), ":")
-	}
+	gopaths := strings.Split(os.Getenv("GOPATH"), string(filepath.ListSeparator))
 
 	if len(gopaths) == 1 && gopaths[0] != "" {
 		return gopaths[0]
diff --git a/tool/kratos/tool.go b/tool/kratos/tool.go
index 3b410d4c9..cc7f0c258 100644
--- a/tool/kratos/tool.go
+++ b/tool/kratos/tool.go
@@ -186,14 +186,7 @@ func (t Tool) installed() bool {
 }
 
 func gopath() (gp string) {
-	var gopaths []string
-
-	switch runtime.GOOS {
-	case "windows":
-		gopaths = strings.Split(os.Getenv("GOPATH"), ";")
-	default:
-		gopaths = strings.Split(os.Getenv("GOPATH"), ":")
-	}
+	gopaths := strings.Split(os.Getenv("GOPATH"), string(filepath.ListSeparator))
 
 	if len(gopaths) == 1 && gopaths[0] != "" {
 		return gopaths[0]