diff --git a/_support/Step/Acceptance/ContentType.php b/_support/Step/Acceptance/ContentType.php
index 4e383108e1cf7df4e41134887be03cc793575478..c496db0f2b39197535dede86a0d049c3b22de4fb 100644
--- a/_support/Step/Acceptance/ContentType.php
+++ b/_support/Step/Acceptance/ContentType.php
@@ -244,6 +244,7 @@ class ContentType extends \AcceptanceTester {
       $i->waitForText('Edit layout for');
 
       // Click on the add block.
+      $i->waitForText('Add block');
       $i->click('Add block');
       $i->waitForText('Choose a block');
 
@@ -256,6 +257,7 @@ class ContentType extends \AcceptanceTester {
       $i->fillCkEditor($i->uwRandomString(), 'textarea[name="settings[block_form][field_uw_copy_text][0][value]"]');
 
       // Click add block and ensure it appears on page.
+      $i->waitForText('Add block');
       $i->click('Add block');
       $i->waitForElement(Locator::contains('div[class="uw-admin-label"]', 'Copy text'));
       $i->seeElement(Locator::contains('div[class="uw-admin-label"]', 'Copy text'));