1 files changed, 1 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index cd624430..fb27ec5a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -23,5 +23,5 @@ commands =
   {[testenv]commands}
 
 [testenv:cov]
-deps = coverage
+deps = coverage==4.2
 commands = coverage xml --omit="*test_*,*__init__.py,*site-packages*"