diff --git a/requirements_dev.txt b/requirements_dev.txt
index 9bb7fbb..a1de9fb 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -6,4 +6,3 @@ tox>=2.5.0
 coverage==4.4.1
 Sphinx==1.6.2
 requests_mock==1.3.0
-