diff --git a/karch/main.c b/karch/main.c
index b9b1d7f..1c745dc 100644
--- a/karch/main.c
+++ b/karch/main.c
@@ -4,13 +4,7 @@
 #include "arch.h"
 
 ushort fwprog[] = {
-    I_ADD_R_I, RDX, A_IMM32, 0xAABB, 0xCCDD,
-    I_MOV_R_R, RAX, RDX,
-    I_MOV_R_I, RBX, A_IMM64, 0x7777, 0x6666, 0x5555, 0x4444,
-    I_SUB_R_I, RDX, A_IMM16, 0xCCDD,
-    I_MOV_R_I, RBP, A_IMM16, 0x0010,
-    I_MUL_I, A_IMM64, 0xFFFF,0xFFFF,0xFFFF,0xFFFF,
-    I_ADD_R_I, RAX, A_IMM32, 0xAABB, 0xCCDD,
+    I_MOV_R_I, RBP, A_IMM16, MEMOFF+sizeof(fwprog)+0xFF,
 };
 
 ushort bget(ctx_t *ctx)