diff --git a/librewolf.cfg b/librewolf.cfg
index 9d304a0..f4820b9 100755
--- a/librewolf.cfg
+++ b/librewolf.cfg
@@ -27,6 +27,7 @@ pref("browser.contentblocking.category", "strict");
 
 defaultPref("network.cookie.cookieBehavior", 5); // dFPI is default for strict mode, but enforce
 defaultPref("network.cookie.lifetimePolicy", 2); // keep cookies until end of the session, then clear
+defaultPref("privacy.partition.serviceWorkers", true); // isolate service workers
 
 // make third party and http cookies session-only
 defaultPref("network.cookie.thirdparty.sessionOnly", true);
@@ -106,11 +107,6 @@ defaultPref("dom.disable_window_move_resize", true); // block scripts from resiz
 defaultPref("browser.link.open_newwindow", 3); // open 'new windows' targeted links in 'new tab'
 defaultPref("browser.link.open_newwindow.restriction", 0); // ignore the size when applying the above pref
 
-// push notifications and service workeers
-defaultPref("dom.push.enabled", false); // disable push notifications
-defaultPref("dom.push.serverURL", ""); // default "wss://push.services.mozilla.com/"
-defaultPref("dom.serviceWorkers.enabled", false); // disable service workers, must enable for push notifications
-
 // --------------------------------
 // # CACHE AND TEMPORARY FILES
 // --------------------------------