diff --git a/jsapi/worker/worker.cpp b/jsapi/worker/worker.cpp
index 31024a136af1dfa5dc29081863b317896055dfc4..a34ba6da5880eb3545837eca1b4ad3b0a3b3bfb5 100644
--- a/jsapi/worker/worker.cpp
+++ b/jsapi/worker/worker.cpp
@@ -437,9 +437,7 @@ napi_value Worker::PostMessage(napi_env env, napi_callback_info cbinfo)
         return nullptr;
     }
 
-    if (data != nullptr) {
-        worker->PostMessageInner(data);
-    }
+    worker->PostMessageInner(data);
 
     return NapiValueHelp::GetUndefinedValue(env);
 }