diff --git a/.coveragerc b/.coveragerc
index 93b7cd0..28a86fc 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -7,4 +7,4 @@ source =
 source =
    distro.py
    .tox/*/lib/python*/site-packages/distro.py
-   .tox/pypy/site-packages/distro.py
\ No newline at end of file
+   .tox/pypy/site-packages/distro.py
diff --git a/dev-requirements.txt b/dev-requirements.txt
index e851986..4454a64 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -2,4 +2,4 @@ nose
 nose-cov
 testtools
 sphinx>=1.1
-coverage==3.7.1
+coverage>=3.7.1
\ No newline at end of file
diff --git a/tox.ini b/tox.ini
index 798bd74..90ba770 100644
--- a/tox.ini
+++ b/tox.ini
@@ -25,10 +25,9 @@ deps =
     codecov
 passenv = CI TRAVIS TRAVIS_*
 commands =
-    coverage run --parallel-mode -m nose --strict {posargs}
+    coverage run --parallel-mode -m nose
     coverage combine
     coverage report -m
-# commands=nosetests --with-cov --cov-report term-missing --cov distro.py tests -v
 
 [testenv:py26]
 basepython = python2.6