diff -u b/src/Tests/SimpleGmapTest.php b/src/Tests/SimpleGmapTest.php
--- b/src/Tests/SimpleGmapTest.php
+++ b/src/Tests/SimpleGmapTest.php
@@ -2,7 +2,7 @@
 
 namespace Drupal\simple_gmap\Tests;
 
-use Drupal\simpletest\WebTestBase;
+use Drupal\Tests\BrowserTestBase;
 
 /**
  * Creates a page to look at to test the Simple Google Maps module.
@@ -14,7 +14,7 @@
  *
  * @group simple_gmap
  */
-class SimpleGmapTest extends WebTestBase {
+class SimpleGmapTest extends BrowserTestBase {
 
   /**
    * API key for static maps.