diff --git a/conf-sshd.sh b/conf-sshd.sh
old mode 100644
new mode 100755
index a10c0d1..9935835
--- a/conf-sshd.sh
+++ b/conf-sshd.sh
@@ -79,7 +79,7 @@ update_sshkeys() {
     echo "-------------------- SSH Keys --------------------"
     echo "$ssh_keys"
     echo "--------------------------------------------------"
-    echo $ssh_keys > ~/.ssh/authorized_keys
+    echo "$ssh_keys" > ~/.ssh/authorized_keys
     chmod 600 ~/.ssh/authorized_keys
     # 输出更新成功，需要附带时间日期
     echo "SSH public key updated successfully at $(date '+%Y-%m-%d %H:%M:%S')"