diff --git a/core/tests/Drupal/Tests/BrowserHtmlDebugTrait.php b/core/tests/Drupal/Tests/BrowserHtmlDebugTrait.php
index aa4a569e3cf009d7e3fce67a2eb336358f69751b..fe559499f55c28842a02da69170d3fffea104ca9 100644
--- a/core/tests/Drupal/Tests/BrowserHtmlDebugTrait.php
+++ b/core/tests/Drupal/Tests/BrowserHtmlDebugTrait.php
@@ -179,7 +179,7 @@ protected function getResponseLogHandler() {
               $html_output = 'Called from ' . $caller['function'] . ' line ' . $caller['line'];
               $html_output .= '<hr />' . $request->getMethod() . ' request to: ' . $request->getUri();
 
-              /* $var \Psr\Http\Message\StreamInterface $stream */
+              /** @var \Psr\Http\Message\StreamInterface $stream */
               $stream = $response->getBody();
 
               // Get the response body as a string.