diff --git a/test/parallel/test-debugger-util-regression.js b/test/parallel/test-debugger-util-regression.js
index cf32ec3fa668e9..a2461a480c9466 100644
--- a/test/parallel/test-debugger-util-regression.js
+++ b/test/parallel/test-debugger-util-regression.js
@@ -12,6 +12,7 @@ const fixture = path.join(
 
 const args = [
   'debug',
+  `--port=${common.PORT}`,
   fixture
 ];