diff --git a/reddwarf/extensions/mgmt/instances/views.py b/reddwarf/extensions/mgmt/instances/views.py
index 9770bbc834..e826085463 100644
--- a/reddwarf/extensions/mgmt/instances/views.py
+++ b/reddwarf/extensions/mgmt/instances/views.py
@@ -90,7 +90,7 @@ class MgmtInstanceDetailView(MgmtInstanceView):
         else:
             result['instance']['volume'] = None
         description = self.instance.service_status.status.description
-        result['instance']['guest_status'] = {state_description": description}
+        result['instance']['guest_status'] = {"state_description": description}
         return result
 
 
diff --git a/tox.ini b/tox.ini
index a0f71c3607..22c439c765 100644
--- a/tox.ini
+++ b/tox.ini
@@ -33,4 +33,4 @@ deps =
     WebOb
     webtest
 commands =
-    {envpython} {posargs:DEFAULTS}
+    pep8 {toxinidir}