diff --git a/requirements.txt b/requirements.txt
index 956e8b4..047b41a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,3 +2,4 @@ lxml==3.2.1
 mock==1.0.1
 nose==1.3.0
 requests==1.2.3
+urllib3==1.6