diff --git a/requirements.txt b/requirements.txt
index deadbbf..cbde99a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ filelock==3.0.12
 Flask==1.1.2
 gunicorn==20.0.4
 h11==0.11.0
-httplib2==0.11.3
+httplib2==0.19.0
 idna==2.6
 image==1.5.33
 importlib-metadata==2.0.0