diff --git a/content_script.js b/content_script.js
index 2335d0b..50b0cd7 100644
--- a/content_script.js
+++ b/content_script.js
@@ -198,7 +198,7 @@ const matchDropdown = (mut, testName, openOrClose) => {
     return mut.target.parentNode.parentNode.classList.contains(testName) &&
         Array.from(nodes).some(
             n => n.nodeType === Node.ELEMENT_NODE &&
-                n.classList.contains("db-web-dropdown-outer-container"))
+                n.classList.contains("db-web-transition-dropdown_outer-container"))
 }
 
 /**@param {MutationRecord} mut */
@@ -225,7 +225,7 @@ const startClaim = {
 
 const fillData = {
     name: "fillData",
-    match: node => node.classList.contains("fahrgastrechte-bahn-card-auswahl"),
+    match: node => node.classList.contains("bahncard-auswahl"),
     execute: node => {
         settings.get(["bcnum", "bday"]).then(cfg => {
             for (const [k, v] of Object.entries(cfg)) {
@@ -245,7 +245,7 @@ const clickContinue = {
     name: "clickContinue",
     match: () => $('#fahrgastrechte-bahn-card-auswahl-geburts-datum--db-web-text-input').value !== "",
     execute: e => {
-        const continueButton = $('.fahrgastrechte-bahn-card-auswahl button.fahrgastrechte-continue-button');
+        const continueButton = $('.bahncard-auswahl button.fahrgastrechte-continue-button');
         if (continueButton instanceof Element) {
             continueButton.dispatchEvent(_clickEv());
             return true;
diff --git a/eslint.config.mjs b/eslint.config.mjs
new file mode 100644
index 0000000..795bba1
--- /dev/null
+++ b/eslint.config.mjs
@@ -0,0 +1,10 @@
+import globals from "globals";
+import pluginJs from "@eslint/js";
+
+
+export default [
+  { plugins: globals.webextensions.browser },
+  {files: ["**/*.js"], languageOptions: {sourceType: "commonjs"}},
+  {languageOptions: { globals: globals.browser }},
+  pluginJs.configs.recommended,
+];
\ No newline at end of file
diff --git a/package.json b/package.json
index a8987ea..fc7f5d1 100644
--- a/package.json
+++ b/package.json
@@ -1,14 +1,13 @@
 {
   "devDependencies": {
+    "@eslint/js": "^9.5.0",
     "@types/firefox-webext-browser": "^111.0.2",
+    "eslint": "~9.5.0",
+    "globals": "^15.6.0",
     "web-ext": "^7.8.0",
     "webextension-polyfill": "github:mozilla/webextension-polyfill"
   },
   "scripts": {
     "start:firefox": "web-ext run"
-  },
-  "dependencies": {
-    "luhn": "^2.4.1",
-    "typescript": "^5.2.2"
   }
 }
diff --git a/web-ext-config.cjs b/web-ext-config.mjs
similarity index 95%
rename from web-ext-config.cjs
rename to web-ext-config.mjs
index e66ee29..9f07780 100644
--- a/web-ext-config.cjs
+++ b/web-ext-config.mjs
@@ -1,4 +1,4 @@
-module.exports = {
+export default {
     ignoreFiles: [
         "README.md",
         "package.json",