diff --git a/foudations/mogo-socket/src/main/java/com/mogo/cloud/socket/SocketManager.java b/foudations/mogo-socket/src/main/java/com/mogo/cloud/socket/SocketManager.java
index 471aa55..324e613 100644
--- a/foudations/mogo-socket/src/main/java/com/mogo/cloud/socket/SocketManager.java
+++ b/foudations/mogo-socket/src/main/java/com/mogo/cloud/socket/SocketManager.java
@@ -120,7 +120,7 @@ public class SocketManager implements IMogoCloudSocketManager, Callback {
     @Override
     public void sendMsg(String appId, int headerType, MsgBody body, IMogoCloudSocketMsgAckListener listener) {
         Logger.d(TAG, "sendMsg  msgId : " + body.getMsgId());
-        final byte[] pb = convertToPBBytes(body.getMsgType(), (byte[])body.getContent());
+        final byte[] pb = convertToPBBytes(body.getMsgType(), body.getContent().toString().getBytes());
         SocketClient.getInstance().sendData(appId, MogoCommon.Product.mogoBussiness.getNumber(), pb, headerType, true, body.getMsgId());
         mAckListeners.put(body.getMsgId(), listener);
     }
diff --git a/gradle.properties b/gradle.properties
index a61b32e..3900de6 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -33,7 +33,7 @@ MOGO_UTILS_VERSION=1.0.20-SNAPSHOT
 MOGO_NETWORK_VERSION=1.0.20-SNAPSHOT
 MOGO_HTTPDNS_VERSION=1.0.20-SNAPSHOT
 MOGO_PASSPORT_VERSION=1.0.20-SNAPSHOT
-MOGO_SOCKET_VERSION=1.0.20-SNAPSHOT
+MOGO_SOCKET_VERSION=1.0.21-SNAPSHOT
 MOGO_REALTIME_VERSION=1.0.21-SNAPSHOT
 MOGO_TANLU_VERSION=1.0.20-SNAPSHOT
 MOGO_LIVE_VERSION=1.0.20-SNAPSHOT