diff --git a/src/APIServer.ts b/src/APIServer.ts
index fcede74..e39f0e7 100644
--- a/src/APIServer.ts
+++ b/src/APIServer.ts
@@ -8,7 +8,7 @@ interface Message {
   data: any;
 }
 
-const server = new WebSocketServer(config.api.port);
+const server: WebSocketServer = new WebSocketServer(config.api.port);
 const authedClientSet: Set<WebSocketClient> = new Set();
 
 class APIMsgHandler extends EventEmitter {
diff --git a/src/Config.ts b/src/Config.ts
index 6e766d9..1b48baa 100644
--- a/src/Config.ts
+++ b/src/Config.ts
@@ -27,6 +27,7 @@ interface ConfigStruct {
   cold_down_time: number
   advertiseing_cold_down: number
   api: api_config
+  free_gift_action: boolean
 }
 
 const decoder = new TextDecoder('utf-8')
diff --git a/src/DanmakuCallbacks.ts b/src/DanmakuCallbacks.ts
index a92b278..6de861c 100644
--- a/src/DanmakuCallbacks.ts
+++ b/src/DanmakuCallbacks.ts
@@ -17,11 +17,13 @@ export function receiveGift(data: any) {
     return
   }
   logFile.writeSync(Encoding.UTF8.getBytes(`${getTimeString()} ${data.uname} 投喂了${data.super_gift_num}个 ${data.giftName} 价值${data.price / 1000 * data.super_gift_num}元\n`))
-  sendDanmaku({
-    msg: FormatString(config.danmakus.gift, { name: data.uname, gift: data.giftName }) 
-  })
-  thanksColdDownSet.add(data.uname)
-  setTimeout(() => {thanksColdDownSet.delete(data.uname)}, config.cold_down_time)
+  if (config.free_gift_action || data.super_gift_num > 0) {
+    sendDanmaku({
+      msg: FormatString(config.danmakus.gift, { name: data.uname, gift: data.giftName })
+    })
+    thanksColdDownSet.add(data.uname)
+    setTimeout(() => { thanksColdDownSet.delete(data.uname) }, config.cold_down_time)
+  }
 }
 
 export function onTotalGift(data: any) {
diff --git a/src/DanmakuReceiver.ts b/src/DanmakuReceiver.ts
index 1c273cf..5d029c5 100644
--- a/src/DanmakuReceiver.ts
+++ b/src/DanmakuReceiver.ts
@@ -1,4 +1,4 @@
-import { brotli, EventEmitter } from "./Deps.ts";
+import { brotli, EventEmitter, WebSocketClient } from "./Deps.ts";
 import config from "./Config.ts";
 import { printLog } from "./utils/mod.ts";
 import { server as apiServer } from './APIServer.ts'
@@ -125,7 +125,7 @@ export class DanmakuReceiver extends EventEmitter {
               const data = JSON.parse(decoder.decode(packetData));
               const cmd = data.cmd.split(":")[0];
               this.emit(cmd, data.info || data.data);
-              apiServer.clients.forEach((client) => {
+              apiServer.clients.forEach((client: WebSocketClient) => {
                 client.send(JSON.stringify({ cmd, data: data.info || data.data }))
               })
               offset += length;
diff --git a/src/Deps.ts b/src/Deps.ts
index 7ced468..4802188 100644
--- a/src/Deps.ts
+++ b/src/Deps.ts
@@ -3,5 +3,4 @@ import * as events from 'https://deno.land/x/events@v1.0.0/mod.ts'
 const EventEmitter = events.default
 export { EventEmitter }
 export * as brotli from 'https://deno.land/x/brotli@v0.1.4/mod.ts'
-export { WebSocketServer } from "https://deno.land/x/websocket@v0.1.4/mod.ts";
-export type { WebSocketClient } from "https://deno.land/x/websocket@v0.1.4/mod.ts";
+export { WebSocketServer, type WebSocketClient } from 'https://deno.land/x/websocket@v0.1.4/mod.ts';