diff --git a/packages/openapi-ts/src/openApi/3.1.x/parser/operation.ts b/packages/openapi-ts/src/openApi/3.1.x/parser/operation.ts
index 678d82989..92e69f0bf 100644
--- a/packages/openapi-ts/src/openApi/3.1.x/parser/operation.ts
+++ b/packages/openapi-ts/src/openApi/3.1.x/parser/operation.ts
@@ -12,7 +12,7 @@ import type {
 } from '../types/spec';
 import { contentToSchema, mediaTypeObjects } from './mediaType';
 import { paginationField } from './pagination';
-import { schemaToIrSchema } from './schema';
+import { parseExtensions, schemaToIrSchema } from './schema';
 
 interface Operation
   extends Omit<OperationObject, 'parameters'>,
diff --git a/packages/openapi-ts/src/openApi/3.1.x/parser/parameter.ts b/packages/openapi-ts/src/openApi/3.1.x/parser/parameter.ts
index 5e4d55656..2850e9ae9 100644
--- a/packages/openapi-ts/src/openApi/3.1.x/parser/parameter.ts
+++ b/packages/openapi-ts/src/openApi/3.1.x/parser/parameter.ts
@@ -9,7 +9,7 @@ import type {
 } from '../types/spec';
 import { mediaTypeObjects } from './mediaType';
 import { paginationField } from './pagination';
-import { schemaToIrSchema } from './schema';
+import { parseExtensions, schemaToIrSchema } from './schema';
 
 /**
  * Returns default parameter `allowReserved` based on value of `in`.