diff --git a/core/tests/Drupal/Tests/Core/Image/ImageTest.php b/core/tests/Drupal/Tests/Core/Image/ImageTest.php
index d2c5fd7..e604bfb 100644
--- a/core/tests/Drupal/Tests/Core/Image/ImageTest.php
+++ b/core/tests/Drupal/Tests/Core/Image/ImageTest.php
@@ -149,7 +149,7 @@ public function testIsExisting() {
    * Tests \Drupal\Core\Image\Image::setSource().
    */
   public function testSetSource() {
-    $source = __DIR__ . '/../../../../../misc/grippie.png';
+    $source = __DIR__ . '/../../../../../misc/help.png';
     $this->image->setSource($source);
     $this->assertEquals($this->image->getSource(), $source);
   }