diff --git a/src/lint/linter/ArcanistCoffeeLintLinter.php b/src/lint/linter/ArcanistCoffeeLintLinter.php
index 9c55b1c5..a5980909 100644
--- a/src/lint/linter/ArcanistCoffeeLintLinter.php
+++ b/src/lint/linter/ArcanistCoffeeLintLinter.php
@@ -59,7 +59,7 @@ final class ArcanistCoffeeLintLinter extends ArcanistExternalLinter {
 
   protected function getMandatoryFlags() {
     $options = array(
-      '--checkstyle',
+      '--reporter=checkstyle',
       '--nocolor',
       '--quiet',
     );