diff --git a/test/tests/server.js b/test/tests/server.js
index 0babd86f4..5a94344ab 100644
--- a/test/tests/server.js
+++ b/test/tests/server.js
@@ -51,6 +51,14 @@ describe('Server', () => {
       listen = listenShorthand(done);
       // Hack to add a mock HMR json file to the in-memory filesystem.
       instance.fileSystem.writeFileSync('/123a123412.hot-update.json', '["hi"]');
+
+      // Add a nested directory and index.html inside
+      instance.fileSystem.mkdirSync('/reference');
+      instance.fileSystem.mkdirSync('/reference/mono-v6.x.x');
+      instance.fileSystem.writeFileSync(
+        '/reference/mono-v6.x.x/index.html',
+        'My Index.'
+      );
     });
 
     after(close);
@@ -103,6 +111,14 @@ describe('Server', () => {
         .expect(200, /My Index\./, done);
     });
 
+    it('request to subdirectory without trailing slash', (done) => {
+      request(app)
+        .get('/public/reference/mono-v6.x.x')
+        .expect('Content-Type', 'text/html; charset=UTF-8')
+        .expect('Content-Length', '9')
+        .expect(200, /My Index\./, done);
+    });
+
     it('invalid range header', (done) => {
       request(app).get('/public/svg.svg')
         .set('Range', 'bytes=6000-')
diff --git a/test/tests/util.js b/test/tests/util.js
index 0a0b4f92b..476b4d83a 100644
--- a/test/tests/util.js
+++ b/test/tests/util.js
@@ -268,6 +268,12 @@ describe('GetFilenameFromUrl', () => {
       outputPath: '/test/#leadinghash',
       publicPath: '/',
       expected: '/test/#leadinghash/test/sample.txt'
+    },
+    {
+      url: '/folder-name-with-dots/mono-v6.x.x',
+      outputPath: '/',
+      publicPath: '/',
+      expected: '/folder-name-with-dots/mono-v6.x.x'
     }
   ];