diff --git a/README.md b/README.md
index d1d5a29..b4b0af0 100644
--- a/README.md
+++ b/README.md
@@ -231,6 +231,9 @@ Settings > Functions > Advanced Setting > Function Region 切换为 Hong Kong，
 ```regex
 # EPISODE_TITLE_FILTER 默认值
 (特别|惊喜|纳凉)?企划|合伙人手记|超前|速览|vlog|reaction|纯享|加更|抢先|抢鲜|预告|花絮|特辑|彩蛋|专访|幕后|直播|未播|衍生|番外|会员|片花|精华|看点|速看|解读|影评|解说|吐槽|盘点|拍摄花絮|制作花絮|幕后花絮|未播花絮|独家花絮|花絮特辑|先导预告|终极预告|正式预告|官方预告|彩蛋片段|删减片段|未播片段|番外彩蛋|精彩片段|精彩看点|精彩回顾|精彩集锦|看点解析|看点预告|NG镜头|NG花絮|番外篇|番外特辑|制作特辑|拍摄特辑|幕后特辑|导演特辑|演员特辑|片尾曲|插曲|主题曲|背景音乐|OST|音乐MV|歌曲MV|前季回顾|剧情回顾|往期回顾|内容总结|剧情盘点|精选合集|剪辑合集|混剪视频|独家专访|演员访谈|导演访谈|主创访谈|媒体采访|发布会采访|抢先看|抢先版|试看版|短剧|精编|会员版|Plus|独家版|特别版|短片|合唱|陪看|MV|高清正片|发布会|.{2,}篇|观察室|上班那点事儿|周top|赛段|直拍|REACTION|VLOG|全纪录|开播|先导|总宣|展演
+
+# 如果你想新增过滤词，请自定义EPISODE_TITLE_FILTER，示例如下，每个词用'|'隔开，增加的词都会追加到默认值后面
+测试|test
 ```
 
 ```regex
diff --git a/danmu_api/worker.js b/danmu_api/worker.js
index 1729352..b8f8752 100644
--- a/danmu_api/worker.js
+++ b/danmu_api/worker.js
@@ -1,6 +1,6 @@
 // 全局状态（Cloudflare 和 Vercel 都可能重用实例）
 // ⚠️ 不是持久化存储，每次冷启动会丢失
-const VERSION = "1.1.5";
+const VERSION = "1.1.6";
 let animes = [];
 let episodeIds = [];
 let episodeNum = 10001; // 全局变量，用于自增 ID
@@ -142,13 +142,20 @@ let episodeTitleFilter;
 
 // 这里既支持 Cloudflare env，也支持 Node process.env
 function resolveEpisodeTitleFilter(env) {
-  // 获取环境变量中的 PLATFORM_ORDER 配置
+  // 获取默认关键字
   let keywords = DEFAULT_EPISODE_TITLE_FILTER;
 
+  // 检查环境变量并扩展关键字
   if (env && env.EPISODE_TITLE_FILTER) {
-    keywords = env.EPISODE_TITLE_FILTER;  // Cloudflare Workers
+    const customFilter = env.EPISODE_TITLE_FILTER.replace(/^\|+|\|+$/g, ''); // 去除前后 | 字符
+    if (customFilter) {
+      keywords = `${keywords}|${customFilter}`; // Cloudflare Workers
+    }
   } else if (typeof process !== "undefined" && process.env?.EPISODE_TITLE_FILTER) {
-    keywords = process.env.EPISODE_TITLE_FILTER;  // Vercel / Node
+    const customFilter = process.env.EPISODE_TITLE_FILTER.replace(/^\|+|\|+$/g, ''); // 去除前后 | 字符
+    if (customFilter) {
+      keywords = `${keywords}|${customFilter}`; // Vercel / Node
+    }
   }
 
   try {
@@ -160,6 +167,8 @@ function resolveEpisodeTitleFilter(env) {
     keywords = DEFAULT_EPISODE_TITLE_FILTER;
   }
 
+  log("log", "EPISODE_TITLE_FILTER keywords: ", keywords);
+
   // 返回由过滤后的关键字生成的正则表达式
   return new RegExp(
     "^" +
diff --git a/wrangler.toml b/wrangler.toml
index 976c4af..1643a64 100644
--- a/wrangler.toml
+++ b/wrangler.toml
@@ -1,3 +1,4 @@
 name = "danmu-api"
 main = "danmu_api/worker.js"
-compatibility_date = "2025-09-13"
\ No newline at end of file
+compatibility_date = "2025-09-13"
+keep_vars = true
\ No newline at end of file