diff --git a/static/background.html b/static/background.html
deleted file mode 100644
index a279c1d..0000000
--- a/static/background.html
+++ /dev/null
@@ -1,2 +0,0 @@
-<script type="module" src="background.js"></script>
-<script type="module" src="tabs_helpers.js"></script>
\ No newline at end of file
diff --git a/static/index.html b/static/index.html
index eb7befa..4c4c5fc 100644
--- a/static/index.html
+++ b/static/index.html
@@ -25,7 +25,7 @@ <h1>Otto Tabs</h1>
 
       </div>
 
-      <script src='./popup.js'></script>
+      <script type='module' src='./popup.js'></script>
       <script src='./localise.js'></script>
 
     </body>
diff --git a/static/manifest.json b/static/manifest.json
index 2fbb20f..6f1e5ce 100644
--- a/static/manifest.json
+++ b/static/manifest.json
@@ -1,28 +1,24 @@
 {
-    "name": "Otto Tabs",
-    "description": "__MSG_manifest_description__",
-    "default_locale": "en",
-    "version": "0.3.0",
-    "manifest_version": 2,
-    "permissions": ["tabs", "storage"],
-    "browser_action": {
-      "default_popup": "index.html"
-    },
-    "background": {
-      "page": "background.html",
-      "persistent": false
-    },
-    "commands": {    },
-    "icons": { 
-      "48": "ic_launcher_round_48.png",
-      "72": "ic_launcher_round_72.png",
-      "96": "ic_launcher_round_96.png",
-      "144": "ic_launcher_round_144.png",
-      "192": "ic_launcher_round_192.png"
-    }
-  }
-
-  
-
-
-
+	"name": "Otto Tabs",
+	"description": "__MSG_manifest_description__",
+	"default_locale": "en",
+	"version": "0.3.0",
+	"manifest_version": 3,
+	"minimum_chrome_version": "88",
+	"permissions": ["tabs","storage"],
+	"action": {
+		"default_popup": "index.html"
+	},
+	"background": {
+		"service_worker": "background.js",
+		"type": "module"
+	},
+	"commands": {},
+	"icons": {
+		"48": "ic_launcher_round_48.png",
+		"72": "ic_launcher_round_72.png",
+		"96": "ic_launcher_round_96.png",
+		"144": "ic_launcher_round_144.png",
+		"192": "ic_launcher_round_192.png"
+	}
+}