diff --git a/Service%EF%BC%9AOpenCode.md b/Service%EF%BC%9AOpenCode.md
index f3a2a11..0438586 100644
--- a/Service%EF%BC%9AOpenCode.md
+++ b/Service%EF%BC%9AOpenCode.md
@@ -11,11 +11,11 @@ curl -fsSL https://opencode.ai/install | bash
 設定使用者名稱與密碼
 
 ```bash
-echo 'export OPENCODE_SERVER_USERNAME=jiantw83' >> ~/.bashrc
+echo "export OPENCODE_SERVER_USERNAME='jiantw83'" >> ~/.bashrc
 ```
 
 ```bash
-echo 'export OPENCODE_SERVER_PASSWORD=*%QOSYn3Rcc&r*xuWn&q' >> ~/.bashrc
+echo "export OPENCODE_SERVER_PASSWORD='*%QOSYn3Rcc&r*xuWn&q'" >> ~/.bashrc
 ```
 
 以 systemd 管理服務，可開機自動啟動、崩潰時自動重啟。先建立服務設定檔。