diff --git a/tox.ini b/tox.ini
index 43cb6baa9..ca44e4186 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,4 +4,4 @@ envlist = py312
 
 [testenv]
 passenv = AUTOFIXABLE_STYLES
-commands = pytest -n auto {posargs:./tests}
+commands = pytest --instafail -n auto {posargs:./tests}