diff --git a/README.md b/README.md
index bfcc206..b8686a6 100644
--- a/README.md
+++ b/README.md
@@ -72,6 +72,10 @@ If you prefer to execute all tasks in sequence without manual intervention for e
 
 Due to LLM token limits, context may be lost during lengthy conversations. If this occurs, simply open a new chat session and ask the Agent to continue execution. The system will pick up where it left off without requiring you to repeat the task details or context.
 
+### Prompt Language and Customization
+
+You can switch the language of system prompts by setting the `TEMPLATES_USE` environment variable. It supports `en` (English) and `zh` (Traditional Chinese) by default. Furthermore, you can copy an existing template directory (e.g., `src/prompts/templates_en`) to the location specified by `DATA_DIR`, modify it, and then point `TEMPLATES_USE` to your custom template directory name. This allows for deeper prompt customization. For detailed instructions.
+
 ## 🧠 <a id="task-memory-function"></a>Task Memory Function
 
 Shrimp Task Manager has long-term memory capabilities, automatically saving task execution history and providing reference experiences when planning new tasks.
diff --git a/docs/zh/README.md b/docs/zh/README.md
index e38d57a..bb60d09 100644
--- a/docs/zh/README.md
+++ b/docs/zh/README.md
@@ -68,6 +68,10 @@
 
 由於 LLM 的 Token 限制，在長時間對話中可能會喪失上下文。如果發生這種情況，只需開啟新的聊天會話並請 Agent 繼續執行即可。系統將從上次中斷的地方繼續，無需重複任務細節或上下文。
 
+### 提示詞語言與客製化
+
+您可以透過設定 `TEMPLATES_USE` 環境變數來切換系統提示詞的語言。預設支援 `en`（英文）和 `zh`（繁體中文）。此外，您也可以複製現有的模板目錄（例如 `src/prompts/templates_en`）到 `DATA_DIR` 指定的位置，進行修改後，將 `TEMPLATES_USE` 指向您的客製化模板目錄名稱，以實現更深度的提示詞客製化
+
 ## 🧠 <a id="任務記憶功能"></a>任務記憶功能
 
 蝦米任務管理器具備長期記憶功能，可以自動保存任務執行的歷史記錄，並在規劃新任務時提供參考經驗。