--- a/testing/talos/talos/config.py
+++ b/testing/talos/talos/config.py
@@ -96,16 +96,18 @@ DEFAULTS = dict(
         'extensions.enabledScopes': 5,
         'extensions.update.notifyUser': False,
         'hangmonitor.timeout': 0,
         'network.proxy.http': 'localhost',
         'network.proxy.http_port': 80,
         'network.proxy.type': 1,
         # Bug 1383896 - reduces noise in tests
         'idle.lastDailyNotification': int(time.time()),
+        # Bug 1445243 - reduces precision of tests
+        'privacy.reduceTimerPrecision': False,
         'places.database.lastMaintenance': FAR_IN_FUTURE,
         'security.enable_java': False,
         'security.fileuri.strict_origin_policy': False,
         'dom.send_after_paint_to_content': True,
         'security.turn_off_all_security_so_that_viruses_can_'
         'take_over_this_computer': True,
         'browser.newtabpage.activity-stream.default.sites': '',
         'browser.newtabpage.activity-stream.telemetry': False,