diff --git a/util/RTCContext.cpp b/util/RTCContext.cpp
index 1381a4a..4560834 100644
--- a/util/RTCContext.cpp
+++ b/util/RTCContext.cpp
@@ -354,7 +354,7 @@ void RTCContext::onAudioProcess(const char* roomId, const char* peerId,
         namespace np = boost::python::numpy;
         // 6. 拷贝数据到共享内存
         std::cout << "[6] 拷贝音频数据到共享内存..." << std::endl;
-        //memcpy(ptr, audioFrame.data, data_size);
+        memcpy(ptr, audioFrame.data, data_size);
         std::cout << "step1" << std::endl;
         /*
         npy_intp shape[1] = { static_cast<npy_intp>(audioFrame.dataCount) };