diff --git a/client/core/ts/package.json b/client/core/ts/package.json
index 08408954d..70187dac2 100644
--- a/client/core/ts/package.json
+++ b/client/core/ts/package.json
@@ -13,7 +13,7 @@
     "build": "tsc"
   },
   "dependencies": {
-    "mogh_auth_client": "^1.2.0"
+    "mogh_auth_client": "^1.2.1"
   },
   "devDependencies": {
     "typescript": "^5.6.3"
diff --git a/client/core/ts/yarn.lock b/client/core/ts/yarn.lock
index 8a0121efb..8f02ef793 100644
--- a/client/core/ts/yarn.lock
+++ b/client/core/ts/yarn.lock
@@ -7,10 +7,10 @@ jwt-decode@^4.0.0:
   resolved "https://registry.yarnpkg.com/jwt-decode/-/jwt-decode-4.0.0.tgz#2270352425fd413785b2faf11f6e755c5151bd4b"
   integrity sha512-+KJGIyHgkGuIq3IEBNftfhW/LfWhXUIY6OmyVWjliu5KH1y0fw7VQ8YndE2O4qZdMSd9SqbnC8GOcZEy0Om7sA==
 
-mogh_auth_client@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/mogh_auth_client/-/mogh_auth_client-1.2.0.tgz#d840abb85c967133570f247e0d671ac4054db3ff"
-  integrity sha512-d60lSNzbOJcZwwSeyn7jLBmNI0FQTpXtOjR/OJj3M5KnUpmofpjlgGqLYGbVsZkoVipqohhi7aM2uVHEiicCVQ==
+mogh_auth_client@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/mogh_auth_client/-/mogh_auth_client-1.2.1.tgz#c8b5e9da101dc8da7b30586e5c5463f5f7a95edb"
+  integrity sha512-8uUjgqagwbMW8BKtTRzfQ4txpw+54hqLszbIvcYf99murVIQu5+NsRZ8/vjP/fOMawgXJXCVsR6O2lamm1BCnQ==
   dependencies:
     jwt-decode "^4.0.0"
 
diff --git a/ui/src/lib/hooks.ts b/ui/src/lib/hooks.ts
index ed7c240a2..6fdd67d1a 100644
--- a/ui/src/lib/hooks.ts
+++ b/ui/src/lib/hooks.ts
@@ -127,7 +127,9 @@ export function useAuthState() {
   const search = new URLSearchParams(location.search);
 
   const _passkey = search.get("passkey");
-  const passkey = _passkey ? JSON.parse(atob(_passkey)) : null;
+  const passkey = _passkey
+    ? JSON.parse(MoghAuth.Passkey.base64UrlDecode(_passkey))
+    : null;
 
   // guard against multiple reqs sent
   // maybe isPending would do this but not sure about with render loop, this for sure will.