diff --git a/jvmaccess/inc/jvmaccess/virtualmachine.hxx b/jvmaccess/inc/jvmaccess/virtualmachine.hxx
index e04cef4ee4bf..722243417ce5 100644
--- a/jvmaccess/inc/jvmaccess/virtualmachine.hxx
+++ b/jvmaccess/inc/jvmaccess/virtualmachine.hxx
@@ -2,9 +2,9 @@
  *
  *  $RCSfile: virtualmachine.hxx,v $
  *
- *  $Revision: 1.2 $
+ *  $Revision: 1.3 $
  *
- *  last change: $Author: hr $ $Date: 2003-03-26 12:41:13 $
+ *  last change: $Author: kz $ $Date: 2004-03-25 14:50:27 $
  *
  *  The Contents of this file are made available subject to the terms of
  *  either of the following licenses
@@ -104,7 +104,7 @@ public:
         /** Attach the current thread to a virtual machine.
 
             @param rMachine
-            The virtual machine to attach to.
+            The virtual machine to attach to.  Must not be a null reference.
 
             @exception CreationException
             Thrown in case attaching fails (due to a JNI problem).