diff --git a/README.md b/README.md
index 8ea2d9d..f0be717 100644
--- a/README.md
+++ b/README.md
@@ -32,7 +32,7 @@ Simple, lightweight, reliable, Docker deployable, easy to maintain.
 One command is all it takes to deploy the service to port 8080 using Docker.
 
 ```shell
-docker run -d -p 8080:8080 --restart=unless-stopped --name lessapi-duckduckgo lessapi/lessapi-duckduckgo:v0.0.1
+docker run -d -p 8080:8080 --restart=unless-stopped --name lessapi-duckduckgo lessapi/lessapi-duckduckgo:v0.0.2
 ```
 
 ## Usage
diff --git a/docs/zhs/README.md b/docs/zhs/README.md
index e1bc832..dd400bb 100644
--- a/docs/zhs/README.md
+++ b/docs/zhs/README.md
@@ -35,7 +35,7 @@ LessAPI-DuckDuckGo 是一个搜索引擎API服务。
 使用Docker只需要一个命令即可将服务部署到8080端口。
 
 ```shell
-docker run -d -p 8080:8080 --restart=unless-stopped --name lessapi-duckduckgo lessapi/lessapi-duckduckgo:v0.0.1
+docker run -d -p 8080:8080 --restart=unless-stopped --name lessapi-duckduckgo lessapi/lessapi-duckduckgo:v0.0.2
 ```
 
 ## 使用
diff --git a/internal/searchs/list_language.go b/internal/searchs/list_language.go
index f90c7e8..4669fd1 100644
--- a/internal/searchs/list_language.go
+++ b/internal/searchs/list_language.go
@@ -2,6 +2,8 @@ package searchs
 
 import (
 	"fmt"
+	"strings"
+
 	"github.com/lessapidev/lessapi-duckduckgo/internal/types"
 	"github.com/playwright-community/playwright-go"
 )
@@ -73,7 +75,7 @@ func ListLanguage(param types.ListLanguagePayload) (*types.ListLanguageResponse,
 			return nil, fmt.Errorf("could not get text content: %w", err)
 		}
 		l = append(l, types.LanguageType{
-			Code: code,
+			Code: strings.ReplaceAll(code, "_", "-"),
 			Name: name,
 		})
 	}
diff --git a/version.go b/version.go
index bfb086c..5cd24c5 100644
--- a/version.go
+++ b/version.go
@@ -2,4 +2,4 @@ package lessapi_duckduckgo
 
 const ServerName = "LessAPI-DuckDuckGo"
 const ProjectGithub = "https://github.com/lessapidev/lessapi-duckduckgo"
-const Version = "0.0.1"
+const Version = "0.0.2"