diff --git a/requirements.txt b/requirements.txt
index 166a29a45..4566693d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 PyYAML>=3.10.0 # MIT
-Jinja2>=2.8 # BSD License (3 clause)
+Jinja2!=2.9.0,!=2.9.1,!=2.9.2,!=2.9.3,!=2.9.4,>=2.8 # BSD License (3 clause)
 pbr>=1.8 # Apache-2.0
 Babel>=2.3.4 # BSD
 oslo.config!=3.18.0,>=3.14.0 # Apache-2.0