diff --git a/mkxp-z/Kawariki-patches/libs/Win32API.rb b/mkxp-z/Kawariki-patches/libs/Win32API.rb
index 358c152..f0f267d 100644
--- a/mkxp-z/Kawariki-patches/libs/Win32API.rb
+++ b/mkxp-z/Kawariki-patches/libs/Win32API.rb
@@ -285,7 +285,9 @@ module Win32API
 
 
         end
-
+        RtlMoveMemory = ->(dest, src, length) do
+            dest[0, length] = src[0, length]
+        end