diff --git a/requirements.txt b/requirements.txt
index f92d3d7..9ad9e3f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ djangorestframework==3.9.1
 google-api-python-client==1.7.7
 google-auth==1.6.2
 google-auth-httplib2==0.0.3
-httplib2==0.12.0
+httplib2==0.19.0
 idna==2.6
 keyring==10.6.0
 keyrings.alt==3.0