1 files changed, 1 insertions, 0 deletions
diff --git a/setup.cfg b/setup.cfg
index db6071a..b0545cc 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -26,4 +26,5 @@ addopts = -p no:warnings
           --ignore=bootstrap.py
           --ignore=examples/
           --ignore=docs/conf.py
+          --cov -W always
 doctest_optionflags= NORMALIZE_WHITESPACE ELLIPSIS