diff --git a/requirements.txt b/requirements.txt
index 7cdfa60..5e324f3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ django-crispy-forms==1.7.0
 docutils==0.14
 enum34==1.1.6
 gunicorn==19.7.1
-html5lib==0.9999999
+html5lib==0.999999999
 idna==2.6
 inflection==0.3.1
 jmespath==0.9.3