diff --git a/requirements.txt b/requirements.txt
index 29c537d..bedcfff 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 
 pbr>=1.8 # Apache-2.0
-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)
 oslo.serialization>=1.10.0 # Apache-2.0
 psutil<2.0.0,>=1.1.1 # BSD
 six>=1.9.0 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 14a61d7..4efccc9 100644
--- a/test-requirements.txt
+++ b/test-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.
 
-hacking>=0.12.0,!=0.13.0,<0.14 # Apache-2.0
+hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 
 # These are needed for docs generation