diff -Nur ansible-2.4.0.0.orig/requirements.txt ansible-2.4.0.0/requirements.txt
--- ansible-2.4.0.0.orig/requirements.txt	2017-09-18 19:57:14.000000000 -0700
+++ ansible-2.4.0.0/requirements.txt	2017-09-24 12:06:01.891861185 -0700
@@ -3,7 +3,7 @@
 # packages.  Thus, this should be the loosest set possible (only required
 # packages, not optional ones, and with the widest range of versions that could
 # be suitable)
-jinja2
+jinja2 >= 2.6
 PyYAML
 paramiko
 cryptography