diff --git a/mysite/requirements.txt b/mysite/requirements.txt
index 01fc2d8..4831df3 100644
--- a/mysite/requirements.txt
+++ b/mysite/requirements.txt
@@ -51,7 +51,7 @@ grpc-google-iam-v1==0.11.4
 grpcio==1.13.0
 gunicorn==19.9.0
 homebrew==0.0.20
-html5lib==0.9999999
+html5lib==0.999999999
 httplib2==0.11.3
 hyperlink==18.0.0
 idna==2.6