diff --git a/examples/builder.py b/examples/builder.py
index c92082b7..7bb442dc 100644
--- a/examples/builder.py
+++ b/examples/builder.py
@@ -3,9 +3,6 @@
 
 patch_all()
 
-# Import requirements
-import logging
-
 from labthings.server.quick import create_app
 from labthings.server import semantics
 from labthings.server import fields
diff --git a/examples/nested_thing.py b/examples/nested_thing.py
index 4926c68c..72f3c2dc 100644
--- a/examples/nested_thing.py
+++ b/examples/nested_thing.py
@@ -4,7 +4,6 @@
 import logging
 
 from labthings.server.quick import create_app
-from labthings.server.decorators import ThingProperty, PropertySchema
 from labthings.server.view import PropertyView
 from labthings.server.find import find_component
 from labthings.server.schema import Schema
diff --git a/src/labthings/server/sockets/gevent.py b/src/labthings/server/sockets/gevent.py
index 626bb174..23e549c3 100644
--- a/src/labthings/server/sockets/gevent.py
+++ b/src/labthings/server/sockets/gevent.py
@@ -10,7 +10,6 @@
 from werkzeug.exceptions import NotFound
 from werkzeug.http import parse_cookie
 from flask import request
-import gevent
 
 from flask.helpers import _endpoint_from_view_func
 from werkzeug.routing import Map, Rule, BuildError
diff --git a/src/labthings/server/spec/apispec.py b/src/labthings/server/spec/apispec.py
index b1fa6f4f..59c8a730 100644
--- a/src/labthings/server/spec/apispec.py
+++ b/src/labthings/server/spec/apispec.py
@@ -2,8 +2,6 @@
 from .paths import rule_to_path, rule_to_params
 from .utilities import convert_to_schema_or_json
 
-from ..schema import Schema
-
 from labthings.core.utilities import get_docstring, get_summary
 
 from werkzeug.routing import Rule
diff --git a/src/labthings/server/spec/utilities.py b/src/labthings/server/spec/utilities.py
index 27efe01a..df516dfc 100644
--- a/src/labthings/server/spec/utilities.py
+++ b/src/labthings/server/spec/utilities.py
@@ -1,11 +1,8 @@
 from apispec import APISpec
 from apispec.ext.marshmallow import MarshmallowPlugin
 
-from ...core.utilities import merge, get_docstring, get_summary, snake_to_camel
-
 from ..fields import Field
-from ..schema import Schema, build_action_schema
-from ..view import ActionView
+from ..schema import Schema
 
 from collections.abc import Mapping