diff --git a/core/modules/system/src/Form/ModulesListForm.php b/core/modules/system/src/Form/ModulesListForm.php
index 7831c38..742aa9a 100644
--- a/core/modules/system/src/Form/ModulesListForm.php
+++ b/core/modules/system/src/Form/ModulesListForm.php
@@ -9,6 +9,7 @@
 use Drupal\Core\Extension\Extension;
 use Drupal\Core\Extension\ModuleHandlerInterface;
 use Drupal\Core\Extension\ModuleInstallerInterface;
+use Drupal\Core\Extension\VersionChecker;
 use Drupal\Core\Form\FormBase;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface;
@@ -306,7 +307,7 @@ protected function buildRow(array $modules, Extension $module, $distribution) {
         $name = $modules[$dependency]->info['name'];
         // Disable the module's checkbox if it is incompatible with the
         // dependency's version.
-        if ($incompatible_version = drupal_check_incompatibility($version, str_replace(\Drupal::CORE_COMPATIBILITY . '-', '', $modules[$dependency]->info['version']))) {
+        if ($incompatible_version = VersionChecker::checkIncompatibility($version, str_replace(\Drupal::CORE_COMPATIBILITY . '-', '', $modules[$dependency]->info['version']))) {
           $row['#requires'][$dependency] = $this->t('@module (<span class="admin-missing">incompatible with</span> version @version)', array(
             '@module' => $name . $incompatible_version,
             '@version' => $modules[$dependency]->info['version'],
diff --git a/core/modules/system/system.install b/core/modules/system/system.install
index cdaeba6..d7d43e4 100644
--- a/core/modules/system/system.install
+++ b/core/modules/system/system.install
@@ -7,6 +7,7 @@
 
 use Drupal\Component\Utility\Crypt;
 use Drupal\Component\Utility\Environment;
+use Drupal\Core\Extension\VersionChecker;
 use Drupal\Core\Path\AliasStorage;
 use Drupal\Core\Url;
 use Drupal\Core\Database\Database;
@@ -728,7 +729,7 @@ function system_requirements($phase) {
         $required_file = $files[$required_module];
         $required_name = $required_file->info['name'];
         $version = str_replace(\Drupal::CORE_COMPATIBILITY . '-', '', $required_file->info['version']);
-        $compatibility = drupal_check_incompatibility($requirement, $version);
+        $compatibility = VersionChecker::checkIncompatibility($requirement, $version);
         if ($compatibility) {
           $compatibility = rtrim(substr($compatibility, 2), ')');
           $requirements["$module-$required_module"] = array(