diff --git a/src/Form/SettingsForm.php b/src/Form/SettingsForm.php
index 9132e5e..e8fd915 100644
--- a/src/Form/SettingsForm.php
+++ b/src/Form/SettingsForm.php
@@ -116,7 +116,7 @@ class SettingsForm extends ConfigFormBase {
       '#default_value' => $config->get('enable_readiness_checks'),
     ];
     if ($this->checker->isEnabled()) {
-      $form['readiness']['enable_readiness_checks']['#description'] = $this->t('Readiness checks were last run @time ago. Manually <a href="@link">run the readiness checks</a>.', [
+      $form['readiness']['enable_readiness_checks']['#description'] = $this->t('Readiness checks were last run @time ago. Manually <a href="@link" class="button">run the readiness checks</a>', [
         '@time' => $this->dateFormatter->formatTimeDiffSince($last_check_timestamp),
         '@link' => Url::fromRoute('automatic_updates.update_readiness')->toString(),
       ]);
@@ -170,7 +170,7 @@ class SettingsForm extends ConfigFormBase {
 
     $update_text = $this->t('Your site is running %version of Drupal core. No recommended update is available at this time.</i>', ['%version' => \Drupal::VERSION]);
     if ($not_recommended_version && $not_dev_core) {
-      $update_text = $this->t('Even with all that caution, if you want to try it out, <a href="@link">manually update now</a>.', [
+      $update_text = $this->t('Even with all that caution, if you want to try it out, <a href="@link" class="button">manually update now</a>', [
         '@link' => Url::fromRoute('automatic_updates.inplace-update', [
           'project' => 'drupal',
           'type' => 'core',