diff --git a/app/assets/javascripts/discourse/initializers/register-service-worker.js.es6 b/app/assets/javascripts/discourse/initializers/register-service-worker.js.es6
index 26d19206ffe..52838c2ed45 100644
--- a/app/assets/javascripts/discourse/initializers/register-service-worker.js.es6
+++ b/app/assets/javascripts/discourse/initializers/register-service-worker.js.es6
@@ -7,10 +7,17 @@ export default {
       location.hostname === "localhost";
 
     const isSupported = isSecured && "serviceWorker" in navigator;
-    const isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent);
 
     if (isSupported) {
-      if (Discourse.ServiceWorkerURL && !isSafari) {
+      const isSafari = /^((?!chrome|android).)*safari/i.test(
+        navigator.userAgent
+      );
+
+      const disableServiceWorker = window.location.search.includes(
+        "disable_service_worker"
+      );
+
+      if (Discourse.ServiceWorkerURL && !isSafari && !disableServiceWorker) {
         navigator.serviceWorker.getRegistrations().then(registrations => {
           for (let registration of registrations) {
             if (