diff --git a/src/middleware/notFoundMiddleware.ts b/src/middleware/notFoundMiddleware.ts
index fca171b..5b84186 100644
--- a/src/middleware/notFoundMiddleware.ts
+++ b/src/middleware/notFoundMiddleware.ts
@@ -1,4 +1,4 @@
-import { Context } from '../context';
+import type { Context } from '../context';
 import responses from '../responses';
 import type { Request } from '../routes/request';
 import type { Middleware } from './middleware';
diff --git a/src/middleware/optionsMiddleware.ts b/src/middleware/optionsMiddleware.ts
index 9358528..2f84999 100644
--- a/src/middleware/optionsMiddleware.ts
+++ b/src/middleware/optionsMiddleware.ts
@@ -1,5 +1,5 @@
 import { CACHE_HEADERS } from '../constants/cache';
-import { Context } from '../context';
+import type { Context } from '../context';
 import type { Middleware } from './middleware';
 
 /**
diff --git a/tests/unit/middleware/substituteMiddleware.test.ts b/tests/unit/middleware/substituteMiddleware.test.ts
index 4887e62..893bf2a 100644
--- a/tests/unit/middleware/substituteMiddleware.test.ts
+++ b/tests/unit/middleware/substituteMiddleware.test.ts
@@ -39,5 +39,9 @@ it('correctly substitutes url `/dist/latest` to `/dist/v1.0.0`', async () => {
   const middleware = new SubtitutionMiddleware(router, 'latest', 'v1.0.0');
 
   // @ts-expect-error full request & ctx not needed
-  middleware.handle(originalRequest, undefined);
+  middleware.handle(originalRequest, {
+    sentry: {
+      addBreadcrumb: () => {},
+    },
+  });
 });