diff --git a/test-requirements.txt b/test-requirements.txt
index a88f20ac4..ec58dc5a8 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,5 +1,4 @@
 hacking>=6.1.0,<6.2.0 # Apache-2.0
-flake8-docstrings==1.7.0 # MIT
 
 coverage>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD