diff --git a/core/tests/Drupal/Tests/Core/Plugin/ContextHandlerTest.php b/core/tests/Drupal/Tests/Core/Plugin/ContextHandlerTest.php
index fc14966..c23564f 100644
--- a/core/tests/Drupal/Tests/Core/Plugin/ContextHandlerTest.php
+++ b/core/tests/Drupal/Tests/Core/Plugin/ContextHandlerTest.php
@@ -106,11 +106,11 @@ public function providerTestCheckRequirements() {
    *
    * @dataProvider providerTestGetMatchingContexts
    */
-  public function testGetMatchingContexts($contexts, $definition, $expected = NULL) {
+  public function testGetMatchingContexts($contexts, $requirement, $expected = NULL) {
     if (is_null($expected)) {
       $expected = $contexts;
     }
-    $this->assertEquals($expected, $this->contextHandler->getMatchingContexts($contexts, $definition));
+    $this->assertEquals($expected, $this->contextHandler->getMatchingContexts($contexts, $requirement));
   }
 
   /**