diff --git a/setup.cfg b/setup.cfg
index a58f4067..31c70833 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -4,7 +4,7 @@ detailed-errors=1
 
 with-xcoverage=1
 cover-package=zipline
-cover-erase=1
+#cover-erase=1
 cover-html=1
 cover-html-dir=docs/_build/html/cover
 with-xunit=1