diff --git a/files/initrd/opt/rr/include/configFile.sh b/files/initrd/opt/rr/include/configFile.sh
index 71b7e9e9..1aa459bf 100755
--- a/files/initrd/opt/rr/include/configFile.sh
+++ b/files/initrd/opt/rr/include/configFile.sh
@@ -22,7 +22,7 @@ function writeConfigKey() {
 # Return Value
 function readConfigKey() {
   RESULT=$(yq eval '.'${1}' | explode(.)' "${2}" 2>/dev/null)
-  [ "${RESULT}" == "null" ] && echo "" || echo ${RESULT}
+  [ "${RESULT}" == "null" ] && echo "" || echo "${RESULT}"
 }
 
 ###############################################################################
diff --git a/guide.md b/guide.md
index c6472929..24af32cd 100644
--- a/guide.md
+++ b/guide.md
@@ -2,7 +2,7 @@
 # ENV:
 * ### 常用工具:
    * telnet 工具 putty (下载: https://www.chiark.greenend.org.uk/~sgtatham/putty/latest.html)
-   * ssh 工具 FinalShell (下载: https://www.hostbuf.com/t/988.html)  
+   * ssh 工具 WindTerm (下载: https://github.com/kingToolbox/WindTerm)  
    * sftp 工具 WinSCP (下载: https://winscp.net/eng/index.php)
    * 文本编辑工具 Notepad3 (下载: https://github.com/rizonesoft/Notepad3/releases)
    * 镜像写盘工具 Rufus (下载: https://rufus.ie/zh/)