diff --git a/tox.ini b/tox.ini
index 76623af1d64b5e6a4266c4052fa618deef2fe3be..f9d1115f99a67aa5ed92d357a33c2899a694847f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,5 +11,6 @@ commands=
     make clean
     make simple1_git
     pep8 --ignore=E402 bluepymm
-    nosetests []
+    nosetests [] -a 'unit'
+    nosetests [] -a '!unit'
 passenv=PYTHONPATH