diff --git a/src/calibre/devices/smart_device_app/driver.py b/src/calibre/devices/smart_device_app/driver.py
index 60b8af92f6..862a170866 100644
--- a/src/calibre/devices/smart_device_app/driver.py
+++ b/src/calibre/devices/smart_device_app/driver.py
@@ -9,6 +9,7 @@ import hashlib
 import json
 import os
 import posixpath
+import queue
 import random
 import select
 import socket
@@ -43,7 +44,6 @@ from calibre.utils.mdns import get_all_ips
 from calibre.utils.mdns import publish as publish_zeroconf
 from calibre.utils.mdns import unpublish as unpublish_zeroconf
 from calibre.utils.socket_inheritance import set_socket_inherit
-from polyglot import queue
 from polyglot.builtins import as_bytes
 
 
diff --git a/src/calibre/gui2/__init__.py b/src/calibre/gui2/__init__.py
index 1228d8c7a0..3a2201f201 100644
--- a/src/calibre/gui2/__init__.py
+++ b/src/calibre/gui2/__init__.py
@@ -5,6 +5,7 @@ __copyright__ = '2008, Kovid Goyal <kovid at kovidgoyal.net>'
 
 import glob
 import os
+import queue
 import signal
 import sys
 import threading
@@ -90,7 +91,6 @@ from calibre.utils.localization import get_lang
 from calibre.utils.resources import get_image_path as I
 from calibre.utils.resources import get_path as P
 from calibre.utils.resources import user_dir
-from polyglot import queue
 from polyglot.builtins import iteritems
 
 del pqc, geometry_for_restore_as_dict
diff --git a/src/calibre/gui2/device.py b/src/calibre/gui2/device.py
index 49de990361..89c4c5d693 100644
--- a/src/calibre/gui2/device.py
+++ b/src/calibre/gui2/device.py
@@ -5,6 +5,7 @@ import io
 
 # Imports {{{
 import os
+import queue
 import re
 import sys
 import time
@@ -56,7 +57,6 @@ from calibre.utils.filenames import ascii_filename
 from calibre.utils.img import scale_image
 from calibre.utils.ipc.job import BaseJob
 from calibre.utils.localization import ngettext
-from polyglot import queue
 
 # }}}
 
diff --git a/src/calibre/utils/threadpool.py b/src/calibre/utils/threadpool.py
index 0c63852c97..b50a210e86 100644
--- a/src/calibre/utils/threadpool.py
+++ b/src/calibre/utils/threadpool.py
@@ -46,10 +46,9 @@ __date__ = '$Date: 2006/06/23 12:32:25 $'
 __license__ = 'Python license'
 
 # standard library modules
+import queue
 import threading
 
-from polyglot import queue
-
 # exceptions