diff --git a/requirements.txt b/requirements.txt
index 6fb1880..96d24c1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ Flask==2.2.2
 itsdangerous==2.1.2
 Jinja2==3.1.2
 MarkupSafe==2.1.1
-Werkzeug==2.2.2
+
diff --git a/test_app.py b/test_app.py
new file mode 100644
index 0000000..658513a
--- /dev/null
+++ b/test_app.py
@@ -0,0 +1,15 @@
+import unittest
+from app import app
+
+class AppTestCase(unittest.TestCase):
+    def setUp(self):
+        self.app = app.test_client()
+        self.app.testing = True
+
+    def test_home(self):
+        response = self.app.get('/')
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.data.decode(), 'Hello, World!')
+
+if __name__ == '__main__':
+    unittest.main()