diff --git a/packages/api/src/protocol.ts b/packages/api/src/protocol.ts
index 98985fdd3..b0b4637a1 100644
--- a/packages/api/src/protocol.ts
+++ b/packages/api/src/protocol.ts
@@ -1,3 +1,5 @@
+/// <reference types="@tbd54566975/dwn-sdk-js" />
+
 import type { DwnMessage, DwnResponseStatus, Web5Agent } from '@web5/agent';
 
 import { DwnInterface } from '@web5/agent';
diff --git a/packages/api/src/record.ts b/packages/api/src/record.ts
index 70342f93e..bc320b289 100644
--- a/packages/api/src/record.ts
+++ b/packages/api/src/record.ts
@@ -1,3 +1,5 @@
+/// <reference types="@tbd54566975/dwn-sdk-js" />
+
 import type { Readable } from '@web5/common';
 import type {
   Web5Agent,