diff --git a/tox.ini b/tox.ini
index d5919f9..054074b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,6 +6,17 @@ envlist = py34,py27,pypy,pep8
 deps = -r{toxinidir}/test-requirements.txt
 commands = python setup.py testr --slowest --testr-args='{posargs}'
 
+[testenv:debug]
+commands = oslo_debug_helper {posargs}
+
+[testenv:debug-py27]
+basepython = python2.7
+commands = oslo_debug_helper {posargs}
+
+[testenv:debug-py34]
+basepython = python3.4
+commands = oslo_debug_helper {posargs}
+
 [testenv:pep8]
 commands = flake8