diff --git a/artiq/frontend/artiq_browser.py b/artiq/frontend/artiq_browser.py
index 6d499e558..9e514fba0 100755
--- a/artiq/frontend/artiq_browser.py
+++ b/artiq/frontend/artiq_browser.py
@@ -5,6 +5,7 @@ import asyncio
 import atexit
 import os
 import logging
+import sys
 
 from PyQt5 import QtCore, QtGui, QtWidgets
 from quamash import QEventLoop
@@ -143,6 +144,9 @@ def main():
     app = QtWidgets.QApplication(["ARTIQ Browser"])
     loop = QEventLoop(app)
     asyncio.set_event_loop(loop)
+    # https://github.com/harvimt/quamash/issues/123
+    if sys.version_info >= (3, 8):
+        asyncio.events._set_running_loop(loop)
     atexit.register(loop.close)
 
     datasets_sub = models.LocalModelManager(datasets.Model)
diff --git a/artiq/frontend/artiq_dashboard.py b/artiq/frontend/artiq_dashboard.py
index ba0b9fd05..ace7e4eb2 100755
--- a/artiq/frontend/artiq_dashboard.py
+++ b/artiq/frontend/artiq_dashboard.py
@@ -5,6 +5,7 @@ import asyncio
 import atexit
 import os
 import logging
+import sys
 
 from PyQt5 import QtCore, QtGui, QtWidgets
 from quamash import QEventLoop
@@ -104,6 +105,9 @@ def main():
     app = QtWidgets.QApplication(["ARTIQ Dashboard"])
     loop = QEventLoop(app)
     asyncio.set_event_loop(loop)
+    # https://github.com/harvimt/quamash/issues/123
+    if sys.version_info >= (3, 8):
+        asyncio.events._set_running_loop(loop)
     atexit.register(loop.close)
     smgr = state.StateManager(args.db_file)