diff --git a/workflow/scripts/runMemechip.py b/workflow/scripts/runMemechip.py
index 6c4c6b29de82cc8e57a16e01846b86f4de078a19..5dddd2f00de8a5d6609a645ab0c17826676ce2b4 100644
--- a/workflow/scripts/runMemechip.py
+++ b/workflow/scripts/runMemechip.py
@@ -9,6 +9,7 @@ import string
 import argparse as ap
 import logging
 import twobitreader
+import pybedtools
 import subprocess
 import pandas as pd
 from Bio import SeqIO