diff --git a/src/types/open-api.ts b/src/types/open-api.ts
index 75644062..fd80bf8d 100644
--- a/src/types/open-api.ts
+++ b/src/types/open-api.ts
@@ -1,4 +1,4 @@
-import { Omit } from './index';
+import type { Omit } from './index';
 
 export interface OpenAPISpec {
   openapi: string;