diff --git a/setup.cfg b/setup.cfg
index dfb21de..57cee4d 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -12,7 +12,7 @@ python_files =
     tests.py
 addopts =
     -ra
-    --strict
+    --strict-markers
     --tb=short
 
 # potentially dangerous!