diff --git a/core/modules/block/src/Tests/BlockUiTest.php b/core/modules/block/src/Tests/BlockUiTest.php
index cf17938..e64c060 100644
--- a/core/modules/block/src/Tests/BlockUiTest.php
+++ b/core/modules/block/src/Tests/BlockUiTest.php
@@ -92,7 +92,7 @@ public function testBlockDemoUiPage() {
     $this->assertEscaped('<strong>Test theme</strong>');
 
     $this->drupalGet('admin/structure/block/demo/classy');
-    $this->assertResponse(403, 'Hidden themes cannot are not supported by the block demo screen');
+    $this->assertResponse(403, 'Hidden themes are not supported by the block demo screen');
   }
 
   /**
diff --git a/core/modules/system/src/Tests/System/ThemeTest.php b/core/modules/system/src/Tests/System/ThemeTest.php
index cad1185..94dd537 100644
--- a/core/modules/system/src/Tests/System/ThemeTest.php
+++ b/core/modules/system/src/Tests/System/ThemeTest.php
@@ -126,7 +126,6 @@ function testThemeSettings() {
       // Verify the actual 'src' attribute of the logo being output in a site
       // branding block.
       $this->drupalPlaceBlock('system_branding_block', ['region' => 'header']);
-      $themes = \Drupal::service('theme_handler')->listInfo();
       $this->drupalGet('');
       $elements = $this->xpath('//header//a[@rel=:rel]/img', array(
           ':rel' => 'home',