diff --git a/lib/composer/InstalledVersions.php b/lib/composer/InstalledVersions.php
index 41bc143c1..7c5502ca4 100644
--- a/lib/composer/InstalledVersions.php
+++ b/lib/composer/InstalledVersions.php
@@ -21,26 +21,11 @@ use Composer\Semver\VersionParser;
  * See also https://getcomposer.org/doc/07-runtime.md#installed-versions
  *
  * To require its presence, you can require `composer-runtime-api ^2.0`
- *
- * @final
  */
 class InstalledVersions
 {
-    /**
-     * @var mixed[]|null
-     * @psalm-var array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}|array{}|null
-     */
     private static $installed;
-
-    /**
-     * @var bool|null
-     */
     private static $canGetVendors;
-
-    /**
-     * @var array[]
-     * @psalm-var array<string, array{root: array{name: string, version: string, reference: string, pretty_version: string, aliases: string[], dev: bool, install_path: string, type: string}, versions: array<string, array{dev_requirement: bool, pretty_version?: string, version?: string, aliases?: string[], reference?: string, replaced?: string[], provided?: string[], install_path?: string, type?: string}>}>
-     */
     private static $installedByVendor = array();
 
     /**
diff --git a/lib/composer/installed.php b/lib/composer/installed.php
index 7fa72efe6..91662ddd8 100644
--- a/lib/composer/installed.php
+++ b/lib/composer/installed.php
@@ -5,7 +5,7 @@
         'type' => 'project',
         'install_path' => __DIR__ . '/../../',
         'aliases' => array(),
-        'reference' => '7fcf59413b98a0cda714af4055713f1d0ed887bd',
+        'reference' => '972e894bc5f5e3e1cad81a7262bff4d14b0d78ed',
         'name' => '__root__',
         'dev' => true,
     ),
@@ -16,7 +16,7 @@
             'type' => 'project',
             'install_path' => __DIR__ . '/../../',
             'aliases' => array(),
-            'reference' => '7fcf59413b98a0cda714af4055713f1d0ed887bd',
+            'reference' => '972e894bc5f5e3e1cad81a7262bff4d14b0d78ed',
             'dev_requirement' => false,
         ),
         'combodo/tcpdf' => array(