diff --git a/setup.cfg b/setup.cfg
index 8c7bef071161..07a80bb684b6 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -24,7 +24,6 @@ output_file = nova/locale/nova.pot
 
 [nosetests]
 verbosity=2
-detailed-errors=1
 cover-package = nova
 cover-html = true
 cover-erase = true