diff --git a/lib/tcpcontroller/controller.dart b/lib/tcpcontroller/controller.dart
index b3c397b..9a09531 100644
--- a/lib/tcpcontroller/controller.dart
+++ b/lib/tcpcontroller/controller.dart
@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-08 15:10:04
- * @LastEditTime : 2022-10-17 22:53:17
+ * @LastEditTime : 2022-10-18 14:50:17
  * @Description  : 
  */
 
@@ -108,12 +108,12 @@ class TCPController {
     while(true) {
       if(requestLength == 0 && payloadLength == 0 && _payloadPullStreamController.isClosed) {
         //New request
-        if(buffer.length >= 8) {
+        if(buffer.length >= 12) {
           //Buffered data has more than 8 bytes, enough to read request length and body length
           requestLength = Uint8List.fromList(buffer.sublist(0, 4)).buffer.asInt32List()[0];
-          payloadLength = Uint8List.fromList(buffer.sublist(4, 8)).buffer.asInt32List()[0];
+          payloadLength = Uint8List.fromList(buffer.sublist(4, 12)).buffer.asInt64List()[0];
           //Clear the length indicator bytes
-          buffer.removeRange(0, 8);
+          buffer.removeRange(0, 12);
           //Initialize payload transmission controller
           _payloadPullStreamController = StreamController();
           //Create a future that listens to the status of the payload transmission
diff --git a/lib/tcpcontroller/response.dart b/lib/tcpcontroller/response.dart
index af94f26..71b4439 100644
--- a/lib/tcpcontroller/response.dart
+++ b/lib/tcpcontroller/response.dart
@@ -1,7 +1,7 @@
 /*
  * @Author       : Linloir
  * @Date         : 2022-10-08 22:40:47
- * @LastEditTime : 2022-10-12 13:53:06
+ * @LastEditTime : 2022-10-18 14:44:49
  * @Description  : 
  */
 
@@ -76,7 +76,7 @@ class TCPResponse {
   int get payloadLength => payloadFile?.lengthSync() ?? 0;
   Stream<List<int>> get stream async* {
     yield Uint8List(4)..buffer.asInt32List()[0] = responseLength;
-    yield Uint8List(4)..buffer.asInt32List()[0] = payloadLength;
+    yield Uint8List(8)..buffer.asInt64List()[0] = payloadLength;
     yield Uint8List.fromList(responseJson.codeUnits);
     if(payloadFile != null) {
       yield await payloadFile!.readAsBytes();