diff --git a/programs/system/board/trunk/board.asm b/programs/system/board/trunk/board.asm
index 56d3973c33..2f9b6ed648 100644
--- a/programs/system/board/trunk/board.asm
+++ b/programs/system/board/trunk/board.asm
@@ -130,7 +130,7 @@ no13:
         add     esi, [ebp-8]
         add     esi, ebp
         mov     ecx, 80
-        xor     al , al
+        mov     al ,' '
         rep     stosb
     .noypos:
         mov     [targ],text2