diff --git a/labcodes_answer/lab6_result/kern/mm/vmm.c b/labcodes_answer/lab6_result/kern/mm/vmm.c
index 877b033..ee8cc5d 100644
--- a/labcodes_answer/lab6_result/kern/mm/vmm.c
+++ b/labcodes_answer/lab6_result/kern/mm/vmm.c
@@ -527,6 +527,7 @@ do_pgfault(struct mm_struct *mm, uint32_t error_code, uintptr_t addr) {
        } 
        page_insert(mm->pgdir, page, addr, perm);
        swap_map_swappable(mm, addr, page, 1);
+       page->pra_vaddr = addr;
    }
    ret = 0;
 failed: