diff --git a/tox.ini b/tox.ini
index c8e007ca1..1a8321b43 100644
--- a/tox.ini
+++ b/tox.ini
@@ -105,7 +105,6 @@ deps =
     astroid==1.3.8
     pylint==1.4.4
     logilab-common==1.1.0
-    six==1.10.0
 commands =
     {envpython} scripts/link_pyqt.py --tox {envdir}
     {envpython} -m pylint scripts qutebrowser --rcfile=.pylintrc --output-format=colorized --reports=no --expected-line-ending-format=LF
@@ -121,7 +120,6 @@ deps =
     {[testenv:misc]deps}
     hg+https://bitbucket.org/logilab/astroid
     hg+https://bitbucket.org/logilab/pylint
-    six==1.10.0
 commands =
     {envpython} scripts/link_pyqt.py --tox {envdir}
     {envpython} -m pylint scripts qutebrowser --rcfile=.pylintrc --output-format=colorized --reports=no --expected-line-ending-format=LF