diff --git a/package-lock.json b/package-lock.json
index 3e8cbf6..aaca01c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "simplelogin-extension",
-  "version": "2.11.1",
+  "version": "3.0.5",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "simplelogin-extension",
-      "version": "2.11.1",
+      "version": "3.0.5",
       "license": "MIT",
       "dependencies": {
         "@fortawesome/fontawesome-svg-core": "^1.2.36",
diff --git a/src/background/content-script.js b/src/background/content-script.js
deleted file mode 100644
index 9721313..0000000
--- a/src/background/content-script.js
+++ /dev/null
@@ -1,33 +0,0 @@
-import browser from "webextension-polyfill";
-import SLStorage from "../popup/SLStorage";
-
-async function setupContentScript() {
-  const apiUrl = SLStorage.get(SLStorage.SETTINGS.API_URL);
-
-  browser.tabs.onUpdated.addListener(function (tabId, changeInfo, tab) {
-    if (
-      tab.url.startsWith("chrome") || // chrome internal pages
-      tab.url.startsWith("about") || // firefox internal pages
-      tab.url.startsWith("moz") || // firefox internal pages
-      tab.url.startsWith(apiUrl) // app domain
-    ) {
-      return;
-    }
-
-    browser.scripting
-      .registerContentScripts([
-        {
-          id: "input-tools",
-          js: ["content_script/input_tools.js"],
-          css: ["content_script/input_tools.css"],
-          persistAcrossSessions: false,
-          matches: ["*://*/*"],
-          runAt: "document_idle",
-        },
-      ])
-      .then(() => console.log("registration input tools complete"))
-      .catch((err) => console.warn("unexpected error", err));
-  });
-}
-
-setupContentScript();
diff --git a/src/background/index.js b/src/background/index.js
index 733eb0b..045b622 100644
--- a/src/background/index.js
+++ b/src/background/index.js
@@ -2,7 +2,6 @@ import browser from "webextension-polyfill";
 import APIService, { API_ROUTE } from "../popup/APIService";
 import SLStorage from "../popup/SLStorage";
 import Onboarding from "./onboarding";
-import "./content-script";
 
 import { handleNewRandomAlias } from "./create-alias";
 import {
@@ -66,13 +65,12 @@ async function handleExtensionSetup() {
 /**
  * Check if a message comes from an authorized source
  * @param {string} url
- * @returns boolean
+ * @returns Promise<boolean>
  */
-const isMessageAllowed = (url) => {
+const isMessageAllowed = async (url) => {
   const requestUrl = new URL(url);
-  const apiUrl = new URL(
-    SLStorage.DEFAULT_SETTINGS[SLStorage.SETTINGS.API_URL]
-  );
+  const apiUrlValue = await SLStorage.get(SLStorage.SETTINGS.API_URL);
+  const apiUrl = new URL(apiUrlValue);
 
   let allowedSources = [
     new RegExp(apiUrl.hostname),
@@ -119,7 +117,8 @@ browser.runtime.onMessage.addListener(async function (request, sender) {
   }
 
   // Check messages allowed only from authorized sources
-  if (!isMessageAllowed(sender.url)) return;
+  const messageAllowed = await isMessageAllowed(sender.url);
+  if (!messageAllowed) return;
 
   if (request.tag === "EXTENSION_SETUP") {
     return await handleExtensionSetup();
diff --git a/src/manifest.json b/src/manifest.json
index 8368d85..0bef6b8 100644
--- a/src/manifest.json
+++ b/src/manifest.json
@@ -53,5 +53,14 @@
       },
       "description": "Open the extension action menu"
     }
-  }
-}
\ No newline at end of file
+  },
+  "content_scripts": [
+    {
+      "js": ["content_script/input_tools.js"],
+      "css": ["content_script/input_tools.css"],
+      "matches": ["http://*/*", "https://*/*"],
+      "exclude_matches" : ["https://app.simplelogin.io/dashboard/*"],
+      "run_at": "document_idle"
+    }
+  ]
+}
diff --git a/webpack.config.js b/webpack.config.js
index fba8010..681e978 100644
--- a/webpack.config.js
+++ b/webpack.config.js
@@ -119,12 +119,12 @@ const config = {
             if (process.env.FIREFOX) {
               jsonContent.background = {
                 "scripts": ["background.js"]
-              }
+              };
             } else { // CHROME
               jsonContent.background = {
                 "service_worker": "background.js",
                 "type": "module"
-              }
+              };
             }
 
             if (process.env.LITE) {