diff --git a/config/i18n.config.ts b/config/i18n.config.ts
index 0e1dec3..96130db 100644
--- a/config/i18n.config.ts
+++ b/config/i18n.config.ts
@@ -3,7 +3,7 @@ import type { LocaleObject } from "vue-i18n-routing";
 import type de from "@/messages/de.json";
 import type en from "@/messages/en.json";
 
-export const locales = ["de"] as const;
+export const locales = ["de", "en"] as const;
 
 export type Locale = (typeof locales)[number];
 
@@ -11,6 +11,7 @@ export const defaultLocale: Locale = "de";
 
 export const localesMap = {
 	de: { code: "de", iso: "de", file: "de.json" },
+	en: { code: "en", iso: "en", file: "en.json" },
 } satisfies Record<Locale, LocaleObject>;
 
 export type Messages = typeof de;
diff --git a/e2e/tests/app/analytics.test.ts b/e2e/tests/app/analytics.test.ts
index 4596f5b..655ffae 100644
--- a/e2e/tests/app/analytics.test.ts
+++ b/e2e/tests/app/analytics.test.ts
@@ -10,7 +10,7 @@ if (process.env.NUXT_PUBLIC_MATOMO_BASE_URL && process.env.NUXT_PUBLIC_MATOMO_ID
 	test.describe("analytics service", () => {
 		test("should track page views", async ({ page }) => {
 			const initialResponsePromise = page.waitForResponse(baseUrl);
-			await page.goto("/en");
+			await page.goto("/de");
 			const initialResponse = await initialResponsePromise;
 			expect(initialResponse.status()).toBe(204);
 
diff --git a/e2e/tests/app/app.test.ts b/e2e/tests/app/app.test.ts
index 488fe1c..5dbba70 100644
--- a/e2e/tests/app/app.test.ts
+++ b/e2e/tests/app/app.test.ts
@@ -107,7 +107,7 @@ test.describe("app", () => {
 		test.use({ colorScheme: "no-preference" });
 
 		test("with no preference", async ({ page }) => {
-			await page.goto("/en");
+			await page.goto("/de");
 			await expect(page.locator("html")).toHaveAttribute("data-ui-color-scheme", "light");
 		});
 	});
@@ -116,7 +116,7 @@ test.describe("app", () => {
 		test.use({ colorScheme: "light" });
 
 		test("in light mode", async ({ page }) => {
-			await page.goto("/en");
+			await page.goto("/de");
 			await expect(page.locator("html")).toHaveAttribute("data-ui-color-scheme", "light");
 		});
 	});
@@ -125,21 +125,21 @@ test.describe("app", () => {
 		test.use({ colorScheme: "dark" });
 
 		test("in dark mode", async ({ page }) => {
-			await page.goto("/en");
+			await page.goto("/de");
 			await expect(page.locator("html")).toHaveAttribute("data-ui-color-scheme", "dark");
 		});
 	});
 
-	// test("should skip to main content with skip-link", async ({ createIndexPage }) => {
-	// 	const locale = "en";
+	test.skip("should skip to main content with skip-link", async ({ createIndexPage }) => {
+		const locale = "en";
 
-	// 	const { indexPage } = await createIndexPage(locale);
-	// 	await indexPage.goto();
+		const { indexPage } = await createIndexPage(locale);
+		await indexPage.goto();
 
-	// 	await indexPage.page.keyboard.press("Tab");
-	// 	await expect(indexPage.skipLink).toBeFocused();
+		await indexPage.page.keyboard.press("Tab");
+		await expect(indexPage.skipLink).toBeFocused();
 
-	// 	await indexPage.skipLink.click();
-	// 	await expect(indexPage.mainContent).toBeFocused();
-	// });
+		await indexPage.skipLink.click();
+		await expect(indexPage.mainContent).toBeFocused();
+	});
 });
diff --git a/e2e/tests/app/i18n.test.ts b/e2e/tests/app/i18n.test.ts
index cbe63c6..ad42c14 100644
--- a/e2e/tests/app/i18n.test.ts
+++ b/e2e/tests/app/i18n.test.ts
@@ -50,7 +50,8 @@ test.describe("i18n", () => {
 		await expect(page.getByRole("heading", { name: "Seite nicht gefunden" })).toBeVisible();
 	});
 
-	test("should support switching locale", async ({ page }) => {
+	// use only one locale at the moment
+	test.skip("should support switching locale", async ({ page }) => {
 		await page.goto("/de/imprint");
 		await expect(page).toHaveURL("/de/imprint");
 		await expect(page.getByRole("heading", { name: "Impressum" })).toBeVisible();
@@ -70,7 +71,7 @@ test.describe("i18n", () => {
 		}
 	});
 
-	test("should set alternate links in link tags", async ({ page }) => {
+	test.skip("should set alternate links in link tags", async ({ page }) => {
 		function createAbsoluteUrl(pathname: string) {
 			return String(createUrl({ baseUrl, pathname }));
 		}
diff --git a/e2e/tests/app/metadata.test.ts b/e2e/tests/app/metadata.test.ts
index 5363dda..99f730b 100644
--- a/e2e/tests/app/metadata.test.ts
+++ b/e2e/tests/app/metadata.test.ts
@@ -36,7 +36,7 @@ test("should disallow indexing of not-found page", async ({ page }) => {
 });
 
 test.describe("should set page metadata", () => {
-	test("static", async ({ page }) => {
+	test.skip("static", async ({ page }) => {
 		await page.goto("/en");
 
 		const ogType = page.locator('meta[property="og:type"]');
@@ -55,7 +55,7 @@ test.describe("should set page metadata", () => {
 		// await expect(googleSiteVerification).toHaveAttribute("content", "");
 	});
 
-	test("with en locale", async ({ page }) => {
+	test.skip("with en locale", async ({ page }) => {
 		await page.goto("/en");
 
 		await expect(page).toHaveTitle("Home | SiCProD");
@@ -99,7 +99,7 @@ test.describe("should set page metadata", () => {
 });
 
 test.describe("should add json+ld metadata", () => {
-	test("with en locale", async ({ page }) => {
+	test.skip("with en locale", async ({ page }) => {
 		await page.goto("/en");
 
 		const metadata = await page.locator('script[type="application/ld+json"]').textContent();
diff --git a/server/routes/manifest.webmanifest.get.ts b/server/routes/manifest.webmanifest.get.ts
index 036053a..2cb2728 100644
--- a/server/routes/manifest.webmanifest.get.ts
+++ b/server/routes/manifest.webmanifest.get.ts
@@ -1,10 +1,10 @@
 import { createI18n } from "vue-i18n";
 
-import en from "@/messages/en.json";
+import de from "@/messages/de.json";
 
-const locale = "en";
+const locale = "de";
 
-const { t } = createI18n({ legacy: false, locale, messages: { en } }).global;
+const { t } = createI18n({ legacy: false, locale, messages: { de } }).global;
 
 const manifest = {
 	name: t("Manifest.name"),