diff --git a/src/middleware/node/types.ts b/src/middleware/node/types.ts
index ae5a8b4e..a7138589 100644
--- a/src/middleware/node/types.ts
+++ b/src/middleware/node/types.ts
@@ -1,4 +1,4 @@
-import type { Logger } from "../../createLogger.ts";
+import type { Logger } from "../../createLogger.js";
 
 export type MiddlewareOptions = {
   path?: string;
diff --git a/src/types.ts b/src/types.ts
index e64b07ea..c0160b3c 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -3,8 +3,8 @@ import type {
   WebhookEventMap,
   WebhookEventName,
 } from "@octokit/webhooks-types";
-import type { Logger } from "./createLogger.ts";
-import type { emitterEventNames } from "./generated/webhook-names.ts";
+import type { Logger } from "./createLogger.js";
+import type { emitterEventNames } from "./generated/webhook-names.js";
 
 export type EmitterWebhookEventName = (typeof emitterEventNames)[number];
 export type EmitterWebhookEvent<