diff --git a/requirements.txt b/requirements.txt
index d428c44..7da8250 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ dominate==2.3.1
 Flask==1.0.2
 Flask-Bootstrap==3.3.7.1
 future==0.16.0
-httplib2==0.18.0
+httplib2==0.19.0
 idna==2.7
 itsdangerous==0.24
 Jinja2>=2.10.1