diff --git a/apps/blog/e2e/notfound.spec.ts b/apps/blog/e2e/notfound.spec.ts
new file mode 100644
index 0000000..df2645b
--- /dev/null
+++ b/apps/blog/e2e/notfound.spec.ts
@@ -0,0 +1,6 @@
+import { expect, test } from "@playwright/test"
+
+test("Should return 404 for invalid routes", async ({ page }) => {
+    const response = await page.goto("/path/that/does/not/exist")
+    expect(response?.status()).toEqual(404)
+})
diff --git a/apps/main/e2e/notfound.spec.ts b/apps/main/e2e/notfound.spec.ts
new file mode 100644
index 0000000..df2645b
--- /dev/null
+++ b/apps/main/e2e/notfound.spec.ts
@@ -0,0 +1,6 @@
+import { expect, test } from "@playwright/test"
+
+test("Should return 404 for invalid routes", async ({ page }) => {
+    const response = await page.goto("/path/that/does/not/exist")
+    expect(response?.status()).toEqual(404)
+})
diff --git a/apps/portfolio/e2e/notfound.spec.ts b/apps/portfolio/e2e/notfound.spec.ts
new file mode 100644
index 0000000..df2645b
--- /dev/null
+++ b/apps/portfolio/e2e/notfound.spec.ts
@@ -0,0 +1,6 @@
+import { expect, test } from "@playwright/test"
+
+test("Should return 404 for invalid routes", async ({ page }) => {
+    const response = await page.goto("/path/that/does/not/exist")
+    expect(response?.status()).toEqual(404)
+})