diff --git a/packages/javascript-api/package.json b/packages/javascript-api/package.json
index 9d994be4..fb96d3bf 100644
--- a/packages/javascript-api/package.json
+++ b/packages/javascript-api/package.json
@@ -1,6 +1,6 @@
 {
   "name": "qminder-api",
-  "version": "13.4.1",
+  "version": "13.4.2",
   "description": "Qminder Javascript API. Makes it easy to leverage Qminder capabilities in your system.",
   "scripts": {
     "test": "jest",
diff --git a/packages/javascript-api/src/lib/services/temporary-api-key/temporary-api-key.service.ts b/packages/javascript-api/src/lib/services/temporary-api-key/temporary-api-key.service.ts
index 70043c2c..a5d234c5 100644
--- a/packages/javascript-api/src/lib/services/temporary-api-key/temporary-api-key.service.ts
+++ b/packages/javascript-api/src/lib/services/temporary-api-key/temporary-api-key.service.ts
@@ -1,5 +1,5 @@
-import { RequestInit } from '../../model/fetch';
-import { sleepMs } from '../../util/sleep-ms/sleep-ms';
+import { RequestInit } from '../../model/fetch.js';
+import { sleepMs } from '../../util/sleep-ms/sleep-ms.js';
 
 export class TemporaryApiKeyService {
   private readonly apiServer: string;