--- a/release/docker/funsize-balrog-submitter/scripts/funsize-balrog-submitter.py
+++ b/release/docker/funsize-balrog-submitter/scripts/funsize-balrog-submitter.py
@@ -1,22 +1,22 @@
 #!/usr/bin/env python
+import site
 import os
 import logging
 import argparse
 import json
 import sys
 import hashlib
 import requests
 import tempfile
 from boto.s3.connection import S3Connection
 from mardor.marfile import MarFile
 
-sys.path.insert(0, os.path.join(
-    os.path.dirname(__file__), "/home/worker/tools/lib/python"))
+site.addsitedir("/home/worker/tools/lib/python")
 
 from balrog.submitter.cli import NightlySubmitterV4, ReleaseSubmitterV4
 from util.retry import retry, retriable
 
 log = logging.getLogger(__name__)
 
 
 def get_hash(content, hash_type="md5"):