diff --git a/frontend/src/api/client.ts b/frontend/src/api/client.ts
index c11096f..5e31bbf 100644
--- a/frontend/src/api/client.ts
+++ b/frontend/src/api/client.ts
@@ -55,11 +55,8 @@ class ApiClient {
     });
 
     if (!response.ok) {
-      if (response.status === 401) {
-        const path = window.location.pathname;
-        if (path !== '/login' && path !== '/register') {
-          window.location.href = '/login';
-        }
+      if (response.status === 401 && !url.includes('/auth/')) {
+        window.location.href = '/login';
         throw { status: 401, message: 'Session expired' } satisfies ApiError;
       }
 
diff --git a/frontend/src/api/syntheses.ts b/frontend/src/api/syntheses.ts
index 5483aef..fa5f7c7 100644
--- a/frontend/src/api/syntheses.ts
+++ b/frontend/src/api/syntheses.ts
@@ -45,10 +45,7 @@ export async function fetchFile(path: string): Promise<Response> {
 
   if (!response.ok) {
     if (response.status === 401) {
-      const path = window.location.pathname;
-      if (path !== '/login' && path !== '/register') {
-        window.location.href = '/login';
-      }
+      window.location.href = '/login';
     }
     const errorBody = await response.json().catch(() => ({ error: 'Unknown error' }));
     throw {