diff --git a/core/modules/user/src/Tests/UserPictureTest.php b/core/modules/user/src/Tests/UserPictureTest.php
index a293642..c506d41 100755
--- a/core/modules/user/src/Tests/UserPictureTest.php
+++ b/core/modules/user/src/Tests/UserPictureTest.php
@@ -100,7 +100,7 @@ function testPictureOnNodeComment() {
     // Verify that the image is displayed on the user account page.
     $this->drupalGet('node/' . $node->id());
     $this->assertRaw(file_uri_target($file->getFileUri()), 'User picture found on node page.');
-    $this->assertRaw(t('alt="Profile picture for user @username"', ['@username' => $this->webUser->getUsername()]));
+    $this->assertRaw('alt="' . t('Profile picture for user @username', ['@username' => $this->webUser->getUsername()]) . '"');
 
     // Enable user pictures on comments, instead of nodes.
     $this->config('system.theme.global')
@@ -113,7 +113,7 @@ function testPictureOnNodeComment() {
     );
     $this->drupalPostForm('comment/reply/node/' . $node->id() . '/comment', $edit, t('Save'));
     $this->assertRaw(file_uri_target($file->getFileUri()), 'User picture found on comment.');
-    $this->assertRaw(t('alt="Profile picture for user @username"', ['@username' => $this->webUser->getUsername()]));
+    $this->assertRaw('alt="' . t('Profile picture for user @username', ['@username' => $this->webUser->getUsername()]) . '"');
 
     // Disable user pictures on comments and nodes.
     $this->config('system.theme.global')