diff --git a/tox.ini b/tox.ini
index 4db717149..9fb2853cf 100644
--- a/tox.ini
+++ b/tox.ini
@@ -23,7 +23,7 @@ deps =
     pytest-html==1.6
     hypothesis==1.11.4
     coverage==4.0.0
-    pytest-cov==2.1.0
+    pytest-cov==2.2.0
     beautifulsoup4==4.4.1
 
 commands =