diff --git a/setup.cfg b/setup.cfg
index 60252e93f..ea9089f25 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -42,7 +42,6 @@ bash =
     argcomplete
 test =
     pytest-cov
-    pytest-xdist
     responses
 
 [bdist_wheel]
diff --git a/tox.ini b/tox.ini
index 875e17264..56ed19e51 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,7 +3,7 @@ envlist = py27, py34, py35, py36, py37, flake8
 
 [testenv]
 commands =
-    {envbindir}/py.test --tb=short -n 4 \
+    {envbindir}/py.test --tb=short \
         --junitxml={toxworkdir}/junit-{envname}.xml \
         --cov=dosagelib --cov-config=tox.ini --cov-branch \
         --cov-report=term \