diff --git a/src/__data__/api/api.ts b/src/__data__/api/api.ts
index afbba99..8d99b36 100644
--- a/src/__data__/api/api.ts
+++ b/src/__data__/api/api.ts
@@ -9,9 +9,11 @@ export const api = createApi({
   baseQuery: fetchBaseQuery({
     baseUrl: getConfigValue("journal.back.url"),
     headers: {
-      Authorization: `Bearer ${keycloak.token}`,
       "Content-Type": "application/json;charset=utf-8",
     },
+    prepareHeaders: (headers) => {
+      headers.set('Authorization', `Bearer ${keycloak.token}`)
+    }
   }),
   endpoints: (builder) => ({
     lessonList: builder.query<BaseResponse<Lesson[]>, void>({