Index: boot/environ/lib/misc/bcdopt.c
===================================================================
--- boot/environ/lib/misc/bcdopt.c	(revision 71918)
+++ boot/environ/lib/misc/bcdopt.c	(working copy)
@@ -859,7 +859,7 @@
     }
 
     /* Copy it in */
-    RtlCopyMemory(NewOptions, NewOptions, Size);
+    RtlMoveMemory(NewOptions, NewOptions, Size);
 
     /* Set it as the new set of options and return */
     AppEntry->Flags |= BL_APPLICATION_ENTRY_BCD_OPTIONS_INTERNAL;