diff --git a/src/utils/__tests__/PhutilChunkedIteratorTestCase.php b/src/utils/__tests__/PhutilChunkedIteratorTestCase.php
index fe18455..2f9a55b 100644
--- a/src/utils/__tests__/PhutilChunkedIteratorTestCase.php
+++ b/src/utils/__tests__/PhutilChunkedIteratorTestCase.php
@@ -1,29 +1,29 @@
 <?php
 
 /**
  * Test cases for @{class:PhutilChunkedIterator}.
  */
 final class PhutilChunkedIteratorTestCase extends PhutilTestCase {
 
-  function testChunkedIterator() {
+  public function testChunkedIterator() {
     $expect = array(
       array(0 => 1, 1 => 3),
       array(2 => 5),
     );
 
     $iterator = new PhutilChunkedIterator(
       new ArrayIterator(array(1, 3, 5)),
       2);
 
     $this->assertEqual(
       $expect,
       iterator_to_array($iterator));
 
     for ($i = 0; $i < 2; $i++) {
       foreach ($iterator as $key => $actual) {
         $this->assertEqual(idx($expect, $key), $actual);
       }
     }
   }
 
 }