diff --git a/python/qrcodegen.py b/python/qrcodegen.py
index 884ee32..b213059 100644
--- a/python/qrcodegen.py
+++ b/python/qrcodegen.py
@@ -20,7 +20,7 @@
 #   out of or in connection with the Software or the use or other dealings in the
 #   Software.
 # 
-
+from __future__ import annotations          # fix for python3.7
 import collections, itertools, re
 from typing import List, Optional, Tuple