diff --git a/tox.ini b/tox.ini
index f59a702..66353d0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,15 +1,24 @@
 [tox]
 envlist=flake8,py3
 
 [testenv:py3]
 deps =
   pytest-cov
 commands =
   pytest --cov=sandbox --cov-branch {posargs}
 
 [testenv:flake8]
 skip_install = true
 deps =
   flake8
 commands =
   {envpython} -m flake8
+
+
+[testenv:flake8-phab]
+skip_install = true
+deps =
+  flake8
+  git+https://framagit.org/douardda/flake8-phabricator-formatter.git
+commands =
+  {envpython} -m flake8 --format=phabricator --output-file=.phabricator-lint