diff --git a/gendb/lib/basics.py b/gendb/lib/basics.py
index 23983a9..65eddf0 100644
--- a/gendb/lib/basics.py
+++ b/gendb/lib/basics.py
@@ -1,3 +1,5 @@
+import sys
+
 def do_abilityscore(data, conn):
     table = """
 CREATE TABLE abilityscore (