diff --git a/src/modules/site/requirements.txt b/src/modules/site/requirements.txt
old mode 100755
new mode 100644
index bd1c8e817..f49e52d9f
--- a/src/modules/site/requirements.txt
+++ b/src/modules/site/requirements.txt
@@ -26,7 +26,7 @@ google-cloud-datastore
 google_cloud_logging
 grpcio
 gunicorn
-httplib2==0.18.0
+httplib2==0.19.0
 itsdangerous==2.0.1
 logzero==1.3.1
 Markdown==2.6.11