diff --git a/scripts/rdf.py b/scripts/rdf.py
index 86f3e5e..d6f2fb0 100755
--- a/scripts/rdf.py
+++ b/scripts/rdf.py
@@ -1,6 +1,5 @@
 #!/usr/bin/env python3
 
-import bisect
 import os
 import pathlib
 import rdflib