diff --git a/src/Compiler/CoreInitializationPass.php b/src/Compiler/CoreInitializationPass.php
index a28ca9e..390bab3 100644
--- a/src/Compiler/CoreInitializationPass.php
+++ b/src/Compiler/CoreInitializationPass.php
@@ -44,7 +44,7 @@ class CoreInitializationPass implements CompilerPassInterface
         $app = new HTTPApplication($kernel);
         $app->execute($request, function (HTTPRequest $request) {
             // Start session and execute
-            $request->getSession()->init();
+            $request->getSession()->init($request);
 
             // Invalidate classname spec since the test manifest will now pull out new subclasses for each internal class
             // (e.g. Member will now have various subclasses of DataObjects that implement TestOnly)