diff --git a/requirements.txt b/requirements.txt
index e244ad5..09d2a05 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ cycler==0.10.0
 gast==0.2.0
 grpcio==1.13.0
 h5py==2.8.0
-html5lib==0.9999999
+html5lib==0.999999999
 Keras==2.2.0
 Keras-Applications==1.0.2
 Keras-Preprocessing==1.0.1