diff --git a/bin/update_password.sh b/bin/update_password.sh
index e32a1ff..512b38e 100644
--- a/bin/update_password.sh
+++ b/bin/update_password.sh
@@ -30,7 +30,7 @@ new_password=$(gen_random_pass 16)
 config_file="$script_dir/../config.json"
 
 # 使用jq_util.sh中的modify_json_file函数修改config.json文件中的auth.password字段
-modify_json_file "$config_file" '.auth.password' "$new_password"
+modify_json_file "$config_file" 'auth.password' "$new_password"
 
 echo "New password: $new_password"
-echo "config.json file updated with new password."
\ No newline at end of file
+echo "config.json file updated with new password."