diff --git a/vboxdrv/r0drv/linux/memobj-r0drv-linux.c b/vboxdrv/r0drv/linux/memobj-r0drv-linux.c
index b0b2146..8ae1ab0 100644
--- a/vboxdrv/r0drv/linux/memobj-r0drv-linux.c
+++ b/vboxdrv/r0drv/linux/memobj-r0drv-linux.c
@@ -1448,7 +1448,11 @@ DECLHIDDEN(int) rtR0MemObjNativeMapUser(PPRTR0MEMOBJINTERNAL ppMem, RTR0MEMOBJ p
 
 #if   defined(VBOX_USE_INSERT_PAGE) && LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22)
                     rc = vm_insert_page(vma, ulAddrCur, pMemLnxToMap->apPages[iPage]);
+#if defined(VM_RESERVED)
                     vma->vm_flags |= VM_RESERVED; /* This flag helps making 100% sure some bad stuff wont happen (swap, core, ++). */
+#else
+                    vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP; /* This flag helps making 100% sure some bad stuff wont happen (swap, core, ++). */
+#endif
 #elif LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 11)
                     rc = remap_pfn_range(vma, ulAddrCur, page_to_pfn(pMemLnxToMap->apPages[iPage]), PAGE_SIZE, fPg);
 #elif defined(VBOX_USE_PAE_HACK)