diff --git a/tox.ini b/tox.ini
index f9aaf4e..703a93d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -13,10 +13,9 @@ deps =
   django111: django>=1.11,<2.0
   pytest-cov
   pytest-django
-  pytest>=3.3.0,<4.1
-  attrs<19.2
-  pylint<1.8
-  pylint-django<0.8.1
+  pytest
+  pylint
+  pylint-django
   mock
   djangorestframework>=3.3,<3.7
 commands =