diff --git a/tests/test-project/.mocharc-debug.js b/tests/test-project/.mocharc-debug.js
index 28792d56c..7f5116c52 100644
--- a/tests/test-project/.mocharc-debug.js
+++ b/tests/test-project/.mocharc-debug.js
@@ -1,3 +1,4 @@
 module.exports = {
 	timeout: 100000,
+	failZero: true,
 };
diff --git a/tests/test-project/.mocharc.js b/tests/test-project/.mocharc.js
index 079f1662f..7334bfe74 100644
--- a/tests/test-project/.mocharc.js
+++ b/tests/test-project/.mocharc.js
@@ -1,3 +1,4 @@
 module.exports = {
 	timeout: 10000,
+	failZero: true,
 };