diff --git a/requires/testing.txt b/requires/testing.txt
index 5a6f4a5..247c002 100644
--- a/requires/testing.txt
+++ b/requires/testing.txt
@@ -1,6 +1,6 @@
-coverage>=4,<5
-nose>=1.3.1,<2.0.0
-mock>=2.0.0,<3
+coverage
+nose
+mock
 flake8
 pylint
 -r installation.txt