diff --git a/aiosc.py b/aiosc.py
index 0e1ae62..cfa24e4 100644
--- a/aiosc.py
+++ b/aiosc.py
@@ -103,6 +103,9 @@ def parse_message(packet):
         elif t == 'f':
             len = 4
             value, tail = struct.unpack('>f', tail[:len])[0], tail[len:]
+        elif t == 'd' :
+            len = 8
+            value, tail = struct.unpack('>d', tail[:len])[0], tail[len:]
         elif t == 'h':
             len = 8
             value, tail = struct.unpack('>q', tail[:len])[0], tail[len:]