diff --git a/core/tests/Drupal/Tests/Core/Render/RendererPlaceholdersTest.php b/core/tests/Drupal/Tests/Core/Render/RendererPlaceholdersTest.php
index 9e3aaa7..83c2f63 100644
--- a/core/tests/Drupal/Tests/Core/Render/RendererPlaceholdersTest.php
+++ b/core/tests/Drupal/Tests/Core/Render/RendererPlaceholdersTest.php
@@ -61,7 +61,7 @@ public function providerPlaceholders() {
       else {
         unset($token_render_array['#cache']);
       }
-      $token = hash('sha1', serialize($token_render_array));
+      $token = crc32(serialize($token_render_array));
       return SafeMarkup::format('<drupal-render-placeholder callback="@callback" arguments="@arguments" token="@token"></drupal-render-placeholder>', [
         '@callback' => 'Drupal\Tests\Core\Render\PlaceholdersTest::callback',
         '@arguments' => '0=' . $args[0],
@@ -275,7 +275,7 @@ public function testCacheableParent($test_element, $args, $placeholder_cid_keys,
       $expected_placeholder_render_array['#cache']['keys'] = $placeholder_cid_keys;
     }
     $expected_placeholder_render_array['#lazy_builder'] = ['Drupal\Tests\Core\Render\PlaceholdersTest::callback', $args];
-    $token = hash('sha1', serialize($expected_placeholder_render_array));
+    $token = crc32(serialize($expected_placeholder_render_array));
     $expected_placeholder_markup = '<drupal-render-placeholder callback="Drupal\Tests\Core\Render\PlaceholdersTest::callback" arguments="0=' . $args[0] . '" token="' . $token . '"></drupal-render-placeholder>';
     $this->assertSame($expected_placeholder_markup, Html::normalize($expected_placeholder_markup), 'Placeholder unaltered by Html::normalize() which is used by FilterHtmlCorrector.');