diff --git a/scapy.py b/scapy.py
index <HASH>..<HASH> 100755
--- a/scapy.py
+++ b/scapy.py
@@ -6125,7 +6125,7 @@ class STP(Packet):
                     ShortField("bridgeid", 0),
                     MACField("bridgemac", ETHER_ANY),
                     ShortField("portid", 0),
-                    ShortField("age", 1),
+                    BCDFloatField("age", 1),
                     BCDFloatField("maxage", 20),
                     BCDFloatField("hellotime", 2),
                     BCDFloatField("fwddelay", 15) ]
Use BCDFloadField for STP age field (ticket #<I>)