diff --git a/src/framework/net/inputmessage.cpp b/src/framework/net/inputmessage.cpp
index fa8cca6e..247aacab 100644
--- a/src/framework/net/inputmessage.cpp
+++ b/src/framework/net/inputmessage.cpp
@@ -38,11 +38,11 @@ void InputMessage::reset()
 void InputMessage::setBuffer(const std::string& buffer)
 {
     int len = buffer.size();
-    checkWrite(MAX_HEADER_SIZE + len);
-    memcpy(m_buffer + MAX_HEADER_SIZE, buffer.c_str(), len);
-    m_readPos = MAX_HEADER_SIZE;
-    m_headerPos = MAX_HEADER_SIZE;
-    m_messageSize = len;
+    reset();
+    checkWrite(len);
+    memcpy((char*)(m_buffer + m_readPos), buffer.c_str(), len);
+    m_readPos += len;
+    m_messageSize += len;
 }
 
 uint8 InputMessage::getU8()