diff --git a/jina/executors/indexers/vector/faiss.py b/jina/executors/indexers/vector/faiss.py
index 7c12ec33dd69e..e7b64ac7f8a65 100644
--- a/jina/executors/indexers/vector/faiss.py
+++ b/jina/executors/indexers/vector/faiss.py
@@ -4,7 +4,6 @@
 from typing import Tuple
 
 import numpy as np
-import gzip
 
 from .numpy import NumpyIndexer