diff --git a/muxer/mplex/muxed_connection.py b/muxer/mplex/muxed_connection.py
index 98b4d54..e6d5819 100644
--- a/muxer/mplex/muxed_connection.py
+++ b/muxer/mplex/muxed_connection.py
@@ -83,7 +83,15 @@ class MuxedConn(IMuxedConn):
             if not chunk:
                 break
             data += chunk
+        header, end_index = decode_uvarint(data, 0)
+        length, end_index = decode_uvarint(data, end_index)
+        message = data[end_index, end_index + length]
 
+        # Deal with other types of messages
+        flag = header & 0x07
+        stream_id = header >> 3
+
+        self.buffers[stream_id] = self.buffers[stream_id] + message
         # Read header
         # Read message length
         # Read message into corresponding buffer
diff --git a/muxer/mplex/utils.py b/muxer/mplex/utils.py
index c4696f8..4e20241 100644
--- a/muxer/mplex/utils.py
+++ b/muxer/mplex/utils.py
@@ -11,10 +11,9 @@ def encode_uvarint(number):
             break
     return buf
 
-def decode_uvarint(buff):
+def decode_uvarint(buff, index):
     shift = 0
     result = 0
-    index = 0
     while True:
         i = buff[index]
         result |= (i & 0x7f) << shift