diff --git a/dr/requirements.txt b/dr/requirements.txt
index c2e9c32..0376e99 100644
--- a/dr/requirements.txt
+++ b/dr/requirements.txt
@@ -21,7 +21,7 @@ entrypoints==0.3
 Flask==1.1.2
 greenlet==0.4.12
 gunicorn==20.0.4
-httplib2==0.9.2
+httplib2==0.19.0
 hyperlink==17.3.1
 idna==2.9
 incremental==16.10.1