diff --git a/tests/requirements/py3.txt b/tests/requirements/py3.txt
index 9092d4b7de5e1..7b4c570d3200a 100644
--- a/tests/requirements/py3.txt
+++ b/tests/requirements/py3.txt
@@ -6,7 +6,7 @@ bcrypt
 black
 docutils
 geoip2
-jinja2 >= 2.9.2
+jinja2 < 3.1.0
 numpy
 Pillow >= 6.2.0
 # pylibmc/libmemcached can't be built on Windows.