diff --git a/src/Composer/Composer.php b/src/Composer/Composer.php
index efbd351a9..362ea0bcd 100644
--- a/src/Composer/Composer.php
+++ b/src/Composer/Composer.php
@@ -52,10 +52,10 @@ class Composer
      * const RELEASE_DATE = '@release_date@';
      * const SOURCE_VERSION = '1.8-dev+source';
      */
-    const VERSION = '2.2.1';
-    const BRANCH_ALIAS_VERSION = '';
-    const RELEASE_DATE = '2021-12-22 22:21:31';
-    const SOURCE_VERSION = '';
+    const VERSION = '@package_version@';
+    const BRANCH_ALIAS_VERSION = '@package_branch_alias_version@';
+    const RELEASE_DATE = '@release_date@';
+    const SOURCE_VERSION = '2.2.999-dev+source';
 
     /**
      * Version number of the internal composer-runtime-api package