diff --git a/Source/JavaScriptCore/runtime/MathObject.cpp b/Source/JavaScriptCore/runtime/MathObject.cpp
index e4c4b5b..5ec56a3 100644
--- a/Source/JavaScriptCore/runtime/MathObject.cpp
+++ b/Source/JavaScriptCore/runtime/MathObject.cpp
@@ -87,6 +87,12 @@
 MathObject::MathObject(ExecState* exec, JSGlobalObject* globalObject, Structure* structure)
     : JSObjectWithGlobalObject(globalObject, structure)
 {
+    finishCreation(exec, globalObject);
+}
+
+void MathObject::finishCreation(ExecState* exec, JSGlobalObject* globalObject)
+{
+    Base::finishCreation(globalObject->globalData(), globalObject);
     ASSERT(inherits(&s_info));
 
     putDirectWithoutTransition(exec->globalData(), Identifier(exec, "E"), jsNumber(exp(1.0)), DontDelete | DontEnum | ReadOnly);