diff --git a/images/Dockerfile.ci b/images/Dockerfile.ci
index d35bdae4e..433821dc6 100644
--- a/images/Dockerfile.ci
+++ b/images/Dockerfile.ci
@@ -47,6 +47,9 @@ RUN rm -rf /usr/lib/python3/dist-packages/pyparsing*
 # NOTE(tobias.urdin): hack since jaraco.text in site-packages collides with our requirements
 RUN rm -rf /usr/lib/python3/dist-packages/jaraco/text*
 
+# TODO(tobias.urdin): hack remove this when we drop python 3.9
+RUN sed -i '1s/^/from __future__ import annotations\n/' /usr/lib/python3/dist-packages/werkzeug/sansio/utils.py
+
 #NOTE(sileht): really no utf-8 in 2017 !?
 ENV LANG en_US.UTF-8
 RUN update-locale