diff --git a/static/index.html b/static/index.html
index 7852705b8..23cb5e268 100644
--- a/static/index.html
+++ b/static/index.html
@@ -89,7 +89,17 @@
     ></script>
     <script>
       if ("serviceWorker" in navigator) {
-        navigator.serviceWorker.register("sw.js");
+        navigator.serviceWorker
+          .getRegistrations()
+          .then(function (registrations) {
+            for (let registration of registrations) {
+              if (registration.scope !== "https://monkeytype.com/")
+                registration.unregister();
+            }
+          });
+        navigator.serviceWorker.register("sw.js").then((reg) => {
+          reg.update();
+        });
       }
     </script>
   </head>