diff --git a/deltachat_chatbot/gpt4all.py b/deltachat_chatbot/gpt4all.py
index 9d2a77a..6ca2608 100644
--- a/deltachat_chatbot/gpt4all.py
+++ b/deltachat_chatbot/gpt4all.py
@@ -1,4 +1,6 @@
 # pylama:ignore=C0114,W0212,R0913,R0914,C0301,R1735,
+from __future__ import annotations
+
 import ctypes
 import warnings
 from typing import Any