diff --git a/articles/neural-network-initialization/requirements.txt b/articles/neural-network-initialization/requirements.txt
index b966e65..6be522a 100644
--- a/articles/neural-network-initialization/requirements.txt
+++ b/articles/neural-network-initialization/requirements.txt
@@ -4,7 +4,7 @@ cycler==0.10.0
 decorator==4.2.1
 entrypoints==0.2.3
 enum34==1.1.6
-html5lib==0.9999999
+html5lib==0.999999999
 ipykernel==4.8.0
 ipython==6.2.1
 ipython-genutils==0.2.0