diff --git a/requirements.txt b/requirements.txt
index 26435e3..b6c1dcc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ colorama==0.2.5
 configobj==4.7.2
 django-celery==3.1.17
 gunicorn==19.6.0
-html5lib==0.999
+html5lib==0.999999999
 jsonpatch==1.3
 jsonpointer==1.0
 kombu==3.0.37