diff --git a/requirements.txt b/requirements.txt
index a8fbe02..c38c046 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ mock
 coveralls
 http://xmlsoft.org/sources/python/libxml2-python-2.6.21.tar.gz
 https://github.com/odoo-brazil/pyxmlsec/archive/master.zip
-Jinja2
+Jinja2>=2.8,<2.9
 signxml
 suds >= 0.4
 suds_requests >= 0.3