diff --git a/lib/xmet/raob.py b/lib/xmet/raob.py
index 47416f9..1e07552 100644
--- a/lib/xmet/raob.py
+++ b/lib/xmet/raob.py
@@ -1,6 +1,5 @@
 import io
 import re
-import enum
 import datetime
 
 from xmet.util     import each_chunk