diff --git a/tests/src/Functional/Plugin/StyleSlideshowTest.php b/tests/src/Functional/Plugin/StyleSlideshowTest.php
index 91f865b..3b04b29 100644
--- a/tests/src/Functional/Plugin/StyleSlideshowTest.php
+++ b/tests/src/Functional/Plugin/StyleSlideshowTest.php
@@ -59,7 +59,7 @@ class StyleSlideshowTest extends ViewTestBase {
     $this->drupalGet('test-style-slideshow');
 
     $result = $this->cssSelect('.views_slideshow_main');
-    $this->assertEqual(count($result), 1, 'Slideshow displayed on page');
+    $this->assertEquals(count($result), 1, 'Slideshow displayed on page');
   }
 
   /**