diff --git a/crunchy.ts b/crunchy.ts
index 4ecda2a..a29a0e9 100644
--- a/crunchy.ts
+++ b/crunchy.ts
@@ -256,6 +256,8 @@ export default class Crunchy implements ServiceClass {
     const authData = new URLSearchParams({
       'grant_type': 'client_id',
       'scope': 'offline_access',
+      'device_id': randomUUID(),
+      'device_type': 'Chrome on Windows'
     }).toString();
     const authReqOpts: reqModule.Params = {
       method: 'POST',
@@ -306,7 +308,9 @@ export default class Crunchy implements ServiceClass {
       'refresh_token': this.token.refresh_token,
       'grant_type': 'refresh_token',
       //'grant_type': 'etp_rt_cookie',
-      'scope': 'offline_access'
+      'scope': 'offline_access',
+      'device_id': randomUUID(),
+      'device_type': 'Chrome on Windows'
     }).toString();
     const authReqOpts: reqModule.Params = {
       method: 'POST',
@@ -344,7 +348,9 @@ export default class Crunchy implements ServiceClass {
         'refresh_token': this.token.refresh_token,
         'grant_type': 'refresh_token',
         //'grant_type': 'etp_rt_cookie',
-        'scope': 'offline_access'
+        'scope': 'offline_access',
+        'device_id': randomUUID(),
+        'device_type': 'Chrome on Windows'
       }).toString();
       const authReqOpts: reqModule.Params = {
         method: 'POST',
diff --git a/package.json b/package.json
index 36dad50..aef4e9e 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "multi-downloader-nx",
   "short_name": "aniDL",
-  "version": "5.1.1",
+  "version": "5.1.2",
   "description": "Downloader for Crunchyroll, Hidive, AnimeOnegai, and AnimationDigitalNetwork with CLI and GUI",
   "keywords": [
     "download",