diff --git a/tests/src/Functional/ContactStorageTest.php b/tests/src/Functional/ContactStorageTest.php
index f4cc335..074252c 100644
--- a/tests/src/Functional/ContactStorageTest.php
+++ b/tests/src/Functional/ContactStorageTest.php
@@ -315,6 +315,9 @@ class ContactStorageTest extends ContactStorageTestBase {
     $this->assertText('Disabled contact form test_disable_label_2.');
     $this->drupalGet('contact/test_disable_id_2');
     $this->assertText('custom disabled message');
+    // Tests subsequent uninstall and install.
+    \Drupal::service('module_installer')->uninstall(['contact_storage']);
+    \Drupal::service('module_installer')->istall(['contact_storage']);
   }
 
   /**