diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index f200a34af6c8..e77577bea4b6 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -2185,7 +2185,8 @@ pmap_qenter(vm_offset_t sva, vm_page_t *ma, int count)
 		pa = VM_PAGE_TO_PHYS(m) | cache_bits;
 		if ((*pte & (PG_FRAME | X86_PG_PTE_CACHE)) != pa) {
 			oldpte |= *pte;
-			pte_store(pte, pa | X86_PG_G | X86_PG_RW | X86_PG_V);
+			pte_store(pte, pa | X86_PG_G | X86_PG_RW | X86_PG_V |
+			    pg_nx);
 		}
 		pte++;
 	}