diff --git a/src/oidc_test/auth_utils.py b/src/oidc_test/auth_utils.py
index 9f9f03e..14f82cd 100644
--- a/src/oidc_test/auth_utils.py
+++ b/src/oidc_test/auth_utils.py
@@ -49,7 +49,7 @@ async def get_current_user(request: Request) -> User:
         logger.info(f"Token expired for user {user.name}")
         try:
             userinfo = await oidc_provider.fetch_access_token(
-                refresh_token=token.access_token
+                refresh_token=token.refresh_token
             )
         except OAuthError as err:
             logger.exception(err)