diff --git a/programs/demos/3dcube2/trunk/3DCUBE2.ASM b/programs/demos/3dcube2/trunk/3DCUBE2.ASM
index b68a9cc74..d450c8be4 100644
--- a/programs/demos/3dcube2/trunk/3DCUBE2.ASM
+++ b/programs/demos/3dcube2/trunk/3DCUBE2.ASM
@@ -191,7 +191,7 @@ clear_screen_buffer:
 ;White background
  mov edi,scrbuf
  mov ecx,(SCREEN_X*SCREEN_Y*3)/4
- mov eax,0xfffffff0
+ mov eax,0xffffffff
  cld
  rep stosd
 
diff --git a/programs/demos/3dcube2/trunk/build_en.bat b/programs/demos/3dcube2/trunk/build_en.bat
index 383890772..62d5cf9cd 100644
--- a/programs/demos/3dcube2/trunk/build_en.bat
+++ b/programs/demos/3dcube2/trunk/build_en.bat
@@ -2,4 +2,5 @@
 @echo lang fix en >lang.inc
 @fasm 3dcube2.asm 3dcube2
 @erase lang.inc
+@kpack 3dcube2
 @pause
\ No newline at end of file
diff --git a/programs/demos/3dcube2/trunk/build_ru.bat b/programs/demos/3dcube2/trunk/build_ru.bat
index f549a71de..d4b976275 100644
--- a/programs/demos/3dcube2/trunk/build_ru.bat
+++ b/programs/demos/3dcube2/trunk/build_ru.bat
@@ -2,4 +2,5 @@
 @echo lang fix ru >lang.inc
 @fasm 3dcube2.asm 3dcube2
 @erase lang.inc
+@kpack 3dcube2
 @pause
\ No newline at end of file