diff --git a/requirements.txt b/requirements.txt
index 53f3ba1f7..6a876f8ba 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ fake-factory==0.5.3
 Flask==0.12.3
 funcsigs==0.4
 futures==3.0.3
-httplib2==0.9.2
+httplib2==0.19.0
 httpretty==0.9.6
 idna==2.5
 inflect==0.2.5