diff --git a/tox.ini b/tox.ini
index 4d3fed69e..2e8e2876c 100644
--- a/tox.ini
+++ b/tox.ini
@@ -157,7 +157,7 @@ deps =
     flake8-deprecated==1.0
     flake8-mock==0.2
     flake8-pep3101==0.3
-    flake8-docstrings==0.2.5
+    flake8-docstrings==0.2.6
     flake8-tuple==0.2.9
     flake8-tidy-imports==1.0.0
     flake8-future-import==0.3.2