diff --git a/.coveragerc b/.coveragerc
index 829c79a1..6ebbd47e 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -4,4 +4,4 @@ source = castellan
 omit = castellan/tests/*,castellan/openstack/*
 
 [report]
-ignore-errors = True
+ignore_errors = True