diff --git a/threefive/upids.py b/threefive/upids.py
index a92b9260..c35e3711 100644
--- a/threefive/upids.py
+++ b/threefive/upids.py
@@ -373,7 +373,6 @@ def encode(self, nbin, seg_upid):
         encode Umid Upid
         """
         _, self.upid_value = self.redecode(seg_upid)
-        self.redecode()
         chunks = self.upid_value.split(".")
         for chunk in chunks:
             nbin.add_hex(chunk, 32)