diff --git a/pyproject.toml b/pyproject.toml
index df882fd..20a52ac 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -131,7 +131,7 @@ poetry build || code=1
 echo "\nRunning poetry check:"
 poetry check || code=1
 
-${ci:+git diff --exit-code}
+${ci:+git diff --exit-code} || code=1
 
 exit $code
 """