1 files changed, 2 insertions, 1 deletions

diff --git a/setup.cfg b/setup.cfg
index 59bac7f..5e0292c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -4,7 +4,7 @@ tag_build = dev
 
 
 [tool:pytest]
-addopts= --tb native -v -r fxX
+addopts= --tb native -v -r fxX -W error
 python_files=test/*test_*.py
 
 
@@ -13,6 +13,7 @@ sign = 1
 identity = C4DAFEE1
 
 [flake8]
+show-source = true
 enable-extensions = G
 # E203 is due to https://github.com/PyCQA/pycodestyle/issues/373
 ignore =