diff --git a/nomad/app/api/archive.py b/nomad/app/api/archive.py
index 18030577332a7209cbadd6bf8afa701bfd563325..148ee0dc6a944a5d5d64178ae265e1c7b8193a9d 100644
--- a/nomad/app/api/archive.py
+++ b/nomad/app/api/archive.py
@@ -25,7 +25,6 @@ from flask_restplus import abort, Resource, fields
 import json
 import importlib
 import urllib.parse
-from elasticsearch.helpers import ScanError
 
 import nomad_meta_info
 
diff --git a/nomad/app/api/raw.py b/nomad/app/api/raw.py
index e6c09d16242d565aefd2811a5ec148422884e35e..16258d0ff534f6bcb0b93e295ff790f335878642 100644
--- a/nomad/app/api/raw.py
+++ b/nomad/app/api/raw.py
@@ -27,7 +27,6 @@ import json
 import gzip
 import lzma
 import urllib.parse
-from elasticsearch.helpers import ScanError
 
 from nomad import search, utils, config
 from nomad.files import UploadFiles, Restricted