diff -u b/core/lib/Drupal/Core/Config/ConfigImporter.php b/core/lib/Drupal/Core/Config/ConfigImporter.php
--- b/core/lib/Drupal/Core/Config/ConfigImporter.php
+++ b/core/lib/Drupal/Core/Config/ConfigImporter.php
@@ -383,10 +383,10 @@
     //   'text' => -1,
     // );
     // will result in the following sort order:
-    // 0   options
-    // 1   text
-    // 2 0 ban
-    // 2 1 actions
+    // -2   options
+    // -1   text
+    //  0 0 ban
+    //  0 1 actions
     // @todo Move this sorting functionality to the extension system.
     array_multisort(array_values($module_list), SORT_ASC, array_keys($module_list), SORT_DESC, $module_list);
     $uninstall = array_intersect(array_keys($module_list), $uninstall);
@@ -394,7 +394,7 @@
     // Determine which modules to install.
     $install = array_diff(array_keys($new_extensions['module']), array_keys($current_extensions['module']));
     // Ensure that installed modules are sorted in exactly the reverse order
-    // (with dependencies installed first, and modules of the same name sorted
+    // (with dependencies installed first, and modules of the same weight sorted
     // in alphabetical order).
     $module_list = array_reverse($module_list);
     $install = array_intersect(array_keys($module_list), $install);