diff --git a/blivedm b/blivedm
index fc98b1a..4351881 160000
--- a/blivedm
+++ b/blivedm
@@ -1 +1 @@
-Subproject commit fc98b1a6999d8e35d057b20e3ddb3969759c9375
+Subproject commit 4351881f2e25374c2a3cfc6cf0c42d1fd23672cd
diff --git a/frontend/src/api/chat/ChatClientOfficialBase/index.js b/frontend/src/api/chat/ChatClientOfficialBase/index.js
index 1905747..21ab439 100644
--- a/frontend/src/api/chat/ChatClientOfficialBase/index.js
+++ b/frontend/src/api/chat/ChatClientOfficialBase/index.js
@@ -192,7 +192,14 @@ export default class ChatClientOfficialBase {
     }
     this.retryCount++
     console.warn('掉线重连中', this.retryCount)
-    window.setTimeout(this.wsConnect.bind(this), 1000)
+    window.setTimeout(this.wsConnect.bind(this), this.getReconnectInterval())
+  }
+
+  getReconnectInterval() {
+    return Math.min(
+      1000 + ((this.retryCount - 1) * 2000),
+      10 * 1000
+    )
   }
 
   onWsMessage(event) {
diff --git a/frontend/src/api/chat/ChatClientRelay.js b/frontend/src/api/chat/ChatClientRelay.js
index 22c0927..bc6b059 100644
--- a/frontend/src/api/chat/ChatClientRelay.js
+++ b/frontend/src/api/chat/ChatClientRelay.js
@@ -59,7 +59,6 @@ export default class ChatClientRelay {
   }
 
   onWsOpen() {
-    this.retryCount = 0
     this.websocket.send(JSON.stringify({
       cmd: COMMAND_JOIN_ROOM,
       data: {
@@ -100,7 +99,14 @@ export default class ChatClientRelay {
       return
     }
     console.warn(`掉线重连中${++this.retryCount}`)
-    window.setTimeout(this.wsConnect.bind(this), 1000)
+    window.setTimeout(this.wsConnect.bind(this), this.getReconnectInterval())
+  }
+
+  getReconnectInterval() {
+    return Math.min(
+      1000 + ((this.retryCount - 1) * 2000),
+      10 * 1000
+    )
   }
 
   onWsMessage(event) {
@@ -190,5 +196,10 @@ export default class ChatClientRelay {
       break
     }
     }
+
+    // 至少成功处理1条消息
+    if (cmd !== COMMAND_FATAL_ERROR) {
+      this.retryCount = 0
+    }
   }
 }
diff --git a/services/chat.py b/services/chat.py
index 855602e..0f99f03 100644
--- a/services/chat.py
+++ b/services/chat.py
@@ -10,6 +10,7 @@ import api.open_live as api_open_live
 import blivedm.blivedm as blivedm
 import blivedm.blivedm.models.open_live as dm_open_models
 import blivedm.blivedm.models.web as dm_web_models
+import blivedm.blivedm.utils as dm_utils
 import config
 import services.avatar
 import services.translate
@@ -115,6 +116,7 @@ class LiveClientManager:
 
 class WebLiveClient(blivedm.BLiveClient):
     HEARTBEAT_INTERVAL = 10
+    RECONNECT_POLICY = dm_utils.make_linear_retry_policy(1, 2, 10)
 
     def __init__(self, room_key: RoomKey):
         assert room_key.type == RoomKeyType.ROOM_ID
@@ -124,6 +126,7 @@ class WebLiveClient(blivedm.BLiveClient):
             session=utils.request.http_session,
             heartbeat_interval=self.HEARTBEAT_INTERVAL,
         )
+        self.set_reconnect_policy(self.RECONNECT_POLICY)
 
     @property
     def room_key(self):
@@ -141,6 +144,7 @@ class WebLiveClient(blivedm.BLiveClient):
 
 class OpenLiveClient(blivedm.OpenLiveClient):
     HEARTBEAT_INTERVAL = 10
+    RECONNECT_POLICY = dm_utils.make_linear_retry_policy(1, 2, 10)
 
     def __init__(self, room_key: RoomKey):
         assert room_key.type == RoomKeyType.AUTH_CODE
@@ -153,6 +157,7 @@ class OpenLiveClient(blivedm.OpenLiveClient):
             session=utils.request.http_session,
             heartbeat_interval=self.HEARTBEAT_INTERVAL,
         )
+        self.set_reconnect_policy(self.RECONNECT_POLICY)
 
     @property
     def room_key(self):