diff --git a/setup.cfg b/setup.cfg
index cd2f39d..fc54b0a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -4,3 +4,6 @@ tag_svn_revision = true
 
 [nosetests]
 with-doctest=1
+
+[pytest]
+addopts = --doctest-modules