diff --git a/openflexure_microscope/api/default_extensions/scan.py b/openflexure_microscope/api/default_extensions/scan.py
index 5a8eba27..4e3bd809 100644
--- a/openflexure_microscope/api/default_extensions/scan.py
+++ b/openflexure_microscope/api/default_extensions/scan.py
@@ -1,5 +1,4 @@
 import datetime
-import itertools
 import logging
 import time
 import uuid
diff --git a/openflexure_microscope/utilities.py b/openflexure_microscope/utilities.py
index 0d0d0a65..475687f8 100644
--- a/openflexure_microscope/utilities.py
+++ b/openflexure_microscope/utilities.py
@@ -1,11 +1,8 @@
 import base64
 import copy
 import logging
-import operator
 import time
-from collections import abc
 from contextlib import contextmanager
-from functools import reduce
 from uuid import UUID
 
 import numpy as np