diff --git a/artiq/frontend/artiq_dashboard.py b/artiq/frontend/artiq_dashboard.py
index 168b877bb..c54e3a76b 100755
--- a/artiq/frontend/artiq_dashboard.py
+++ b/artiq/frontend/artiq_dashboard.py
@@ -6,7 +6,6 @@ import atexit
 import importlib
 import os
 import logging
-import sys
 
 from PyQt5 import QtCore, QtGui, QtWidgets
 from qasync import QEventLoop