diff --git a/core/includes/install.inc b/core/includes/install.inc
index 6a4070c..85ef6ad 100644
--- a/core/includes/install.inc
+++ b/core/includes/install.inc
@@ -334,7 +334,7 @@ function drupal_rewrite_settings($settings = array(), $settings_file = NULL) {
     }
 
     // Write the new settings file.
-    if (@file_put_contents($settings_file, $buffer) === FALSE) {
+    if (file_put_contents($settings_file, $buffer) === FALSE) {
       throw new Exception(t('Failed to modify %settings. Verify the file permissions.', array('%settings' => $settings_file)));
     }
     else {
@@ -621,8 +621,8 @@ function drupal_install_system($install_state) {
   // Install base system configuration.
   \Drupal::service('config.installer')->installDefaultConfig('core', 'core');
 
-  // Ensure to also store the installation profile in configuration for later
-  // use.
+  // Store the installation profile in configuration to populate the
+  // 'install_profile' container parameter.
   \Drupal::configFactory()->getEditable('core.extension')
     ->set('profile', $install_state['parameters']['profile'])
     ->save();