diff --git a/package/requirements.txt b/package/requirements.txt
index 107ee32f..9c9664ac 100644
--- a/package/requirements.txt
+++ b/package/requirements.txt
@@ -14,6 +14,6 @@ enum==0.4.6
 retrying==1.3.3
 pycrypto==2.6.1
 msrestazure==0.6.0
-httplib2==0.9.2
+httplib2==0.18.0
 netaddr==0.7.19
 typing==3.6.4