diff --git a/requirements.txt b/requirements.txt
index aaab75f..ef0a891 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ Click==7.0
 Flask==1.0.2
 Flask-HTTPAuth==3.2.4
 Flask-SQLAlchemy==2.3.2
-httplib2==0.12.1
+httplib2==0.19.0
 itsdangerous==1.1.0
 Jinja2==2.10
 MarkupSafe==1.1.1