diff --git a/dev/tests/functional/tests/app/Magento/Setup/Test/TestCase/UpgradeSystemTest.php b/dev/tests/functional/tests/app/Magento/Setup/Test/TestCase/UpgradeSystemTest.php
index 43c101176bdac80f4540c013f13b58d9b4a600d9..1314c1503b2f310db1ff80b461b05de986962935 100644
--- a/dev/tests/functional/tests/app/Magento/Setup/Test/TestCase/UpgradeSystemTest.php
+++ b/dev/tests/functional/tests/app/Magento/Setup/Test/TestCase/UpgradeSystemTest.php
@@ -74,7 +74,7 @@ class UpgradeSystemTest extends Injectable
         );
         $version = $upgrade['upgradeVersion'];
 
-        $suffix = "( (CE|EE))$";
+        $suffix = "( (CE|EE|B2B))$";
         $normalVersion = '(0|[1-9]\d*)';
         $preReleaseVersion = "((0(?!\\d+(\\.|\\+|{$suffix}))|[1-9A-Za-z])[0-9A-Za-z-]*)";
         $buildVersion = '([0-9A-Za-z][0-9A-Za-z-]*)';