diff --git a/lib/nntp/tiny/mbox.py b/lib/nntp/tiny/mbox.py
index af6a9f9..a4cdf62 100644
--- a/lib/nntp/tiny/mbox.py
+++ b/lib/nntp/tiny/mbox.py
@@ -1,6 +1,5 @@
 import re
 import enum
-import sqlite3
 
 class MBoxReaderError(Exception):
     pass