diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index fb970b5c..d1e84d0c
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask==1.0.2
 gast==0.2.0
 grpcio==1.9.1
 gunicorn==19.9.0
-html5lib==0.9999999
+html5lib==0.999999999
 itsdangerous==0.24
 Jinja2==2.10
 Markdown==2.6.11
diff --git a/setup.py b/setup.py
old mode 100755
new mode 100644
index f3d57179..316eae97
--- a/setup.py
+++ b/setup.py
@@ -15,7 +15,7 @@
         'gast==0.2.0',
         'grpcio==1.23.0',
         'gunicorn==19.9.0',
-        'html5lib==0.9999999',
+        'html5lib==0.999999999',
         'itsdangerous==0.24',
         'Jinja2==2.10',
         'Markdown==2.6.11',