diff --git a/mirror/dependencies/pnda_requirements_py2.txt b/mirror/dependencies/pnda_requirements_py2.txt
index 19c18c5c..82d1af94 100644
--- a/mirror/dependencies/pnda_requirements_py2.txt
+++ b/mirror/dependencies/pnda_requirements_py2.txt
@@ -40,7 +40,7 @@ graphite-api==1.1.3
 greenlet==0.4.11
 happybase==1.0.0
 hdijupyterutils==0.12.4
-html5lib==0.9999999
+html5lib==0.999999999
 idna==2.1
 impyla==0.14.0
 ipaddress==1.0.17
diff --git a/mirror/dependencies/pnda_requirements_py3.txt b/mirror/dependencies/pnda_requirements_py3.txt
index e41773f4..2b85bb6e 100644
--- a/mirror/dependencies/pnda_requirements_py3.txt
+++ b/mirror/dependencies/pnda_requirements_py3.txt
@@ -6,7 +6,7 @@ bleach==1.5.0
 decorator==4.0.10
 entrypoints==0.2.2
 hdijupyterutils==0.12.4
-html5lib==0.9999999
+html5lib==0.999999999
 https://github.com/klyr/jupyter-spark/releases/download/0.3.0-patch/jupyter-spark-0.3.0-patch.tar.gz
 impyla==0.14.0
 ipykernel==4.5.2