diff --git a/requirements.txt b/requirements.txt
index 2033695..93440e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ Flask-Migrate==2.2.1
 Flask-RESTful==0.3.6
 Flask-Script==2.0.6
 Flask-SQLAlchemy==2.3.2
-httplib2==0.12.0
+httplib2==0.19.0
 mysql-connector-python==8.0.13
 idna==2.7
 inflection==0.3.1