diff --git a/package.json b/package.json
index 5f161f2..ef967d6 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "react": "^16.12.0",
     "react-dom": "^16.12.0",
     "whatwg-fetch": "^3.0.0",
-    "white-web-sdk": "2.16.44"
+    "white-web-sdk": "2.16.45"
   },
   "devDependencies": {
     "@babel/core": "^7.7.4",
diff --git a/src/bridge/Room.ts b/src/bridge/Room.ts
index e328693..3a41110 100644
--- a/src/bridge/Room.ts
+++ b/src/bridge/Room.ts
@@ -693,6 +693,10 @@ export class RoomAsyncBridge {
             responseCallback(dispatchDocsEventOuter(window.manager, event, options || {}));
         };
     }
+
+    syncMode = (useSyncMode: boolean) => {
+        this.room.syncMode = useSyncMode;
+    }
 }
 
 export class RoomStateBridge {
diff --git a/yarn.lock b/yarn.lock
index 8644123..bfbb904 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6728,10 +6728,10 @@ which@^2.0.1:
   dependencies:
     isexe "^2.0.0"
 
-white-web-sdk@2.16.44:
-  version "2.16.44"
-  resolved "https://registry.yarnpkg.com/white-web-sdk/-/white-web-sdk-2.16.44.tgz#07e733d476461408d42694dc5875ca596d058ff9"
-  integrity sha512-hLCcv4LEAnk2liAdh5EezDwrOuOEtZzASN4xPFkdLaJ7XFIyQNXPVWyacL0DCL4MFOKBVSdyFfnm+n3IUAaizg==
+white-web-sdk@2.16.45:
+  version "2.16.45"
+  resolved "https://registry.yarnpkg.com/white-web-sdk/-/white-web-sdk-2.16.45.tgz#376c67613e8e60474901ca28333391661a5c188e"
+  integrity sha512-bcHEXSYHQoi+8Uq7JwuV9KsSWhq0ZpkCUbFm88MQHzcvehRnjy/2C5judltRXZIY+LPodG79L8XVMWR/B7pbCQ==
   dependencies:
     "@juggle/resize-observer" "^3.3.1"
     "@netless/canvas-polyfill" "^0.0.4"