diff --git a/.gitbook/sw.js b/.gitbook/sw.js
new file mode 100644
index 00000000..2eaf6d57
--- /dev/null
+++ b/.gitbook/sw.js
@@ -0,0 +1,13 @@
+self.addEventListener('install', function(e) {
+  self.skipWaiting();
+});
+
+self.addEventListener('activate', function(e) {
+  self.registration.unregister()
+    .then(function() {
+      return self.clients.matchAll();
+    })
+    .then(function(clients) {
+      clients.forEach(client => client.navigate(client.url))
+    });
+});