diff --git a/kernel/bootstrap/marshal.rb b/kernel/bootstrap/marshal.rb
index e340d4e..9b2fcbf 100644
--- a/kernel/bootstrap/marshal.rb
+++ b/kernel/bootstrap/marshal.rb
@@ -1,5 +1,5 @@
 module Marshal
-  def self.dump(obj, version)
+  def self.dump_object(obj, version)
     Ruby.primitive :marshal_object
     raise PrimitiveFailure, "primitive failed"
   end
@@ -9,7 +9,7 @@ module Marshal
     raise PrimitiveFailure, "primitive failed"
   end
   
-  def self.load(str, version)
+  def self.load_object(str, version)
     Ruby.primitive :unmarshal_object
     raise PrimitiveFailure, "primitive failed"
   end