diff --git a/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/AdvancedSearchTest.php b/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/AdvancedSearchTest.php
index 4d5687c92e79b6ef36144215d4a06fa15a828636..7d1c5a54bf816a81f149f9884fee4fb1bceea14a 100644
--- a/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/AdvancedSearchTest.php
+++ b/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/AdvancedSearchTest.php
@@ -103,5 +103,7 @@ class AdvancedSearchTest extends \VuFindTest\Unit\MinkTestCase
         $this->assertEquals('Title', $page->findById('search_type0_1')->getValue());
         $this->assertEquals('1883',  $page->findById('search_lookfor0_2')->getValue());
         $this->assertEquals('year',  $page->findById('search_type0_2')->getValue());
+
+        $session->stop();
     }
 }
diff --git a/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/BasicTest.php b/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/BasicTest.php
index 1f8017c2bfe0c98497658c1566b2a3cf36d109a0..a0b0c40d6862a4be3a6843d82f22a173856cc4fd 100644
--- a/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/BasicTest.php
+++ b/module/VuFind/tests/integration-tests/src/VuFindTest/Mink/BasicTest.php
@@ -50,5 +50,6 @@ class BasicTest extends \VuFindTest\Unit\MinkTestCase
         $session->visit($this->getVuFindUrl());
         $this->assertEquals(200, $session->getStatusCode());
         $this->assertTrue(false !== strstr($session->getPage()->getContent(), 'VuFind'));
+        $session->stop();
     }
 }