diff --git a/exec.c b/exec.c
index af94f9c..a937882 100644
--- a/exec.c
+++ b/exec.c
@@ -3501,7 +3501,7 @@ void cpu_physical_memory_write_rom(hwaddr addr,
              /* ROM/RAM case */
              ptr = qemu_get_ram_ptr(addr1);
              memcpy(ptr, buf, l);
-            invalidate_and_set_dirty(addr1, l);
+            //invalidate_and_set_dirty(addr1, l);
              qemu_put_ram_ptr(ptr);
          }
          len -= l;