diff --git a/9-sample-generator.py b/9-sample-generator.py
index 3b78ea50900879c936d17601d7aecbfdc8b3ea20..15658a9e6c4282d29dc19ac5eb09faeb901acf05 100644
--- a/9-sample-generator.py
+++ b/9-sample-generator.py
@@ -2,6 +2,7 @@ import pika
 import msgpack
 import requests
 import json
+import time
 from elasticsearch import Elasticsearch
 from utils.exit_gracefully import exit_gracefully
 from utils.my_logging import logging