diff --git a/drivers/lguest/hypercalls.c b/drivers/lguest/hypercalls.c
index f252b71..51149ca 100644
--- a/drivers/lguest/hypercalls.c
+++ b/drivers/lguest/hypercalls.c
@@ -79,8 +79,8 @@
 	case LHCALL_SET_PTE:
 		guest_set_pte(cpu, args->arg1, args->arg2, __pte(args->arg3));
 		break;
-	case LHCALL_SET_PMD:
-		guest_set_pmd(cpu->lg, args->arg1, args->arg2);
+	case LHCALL_SET_PGD:
+		guest_set_pgd(cpu->lg, args->arg1, args->arg2);
 		break;
 	case LHCALL_SET_CLOCKEVENT:
 		guest_set_clockevent(cpu, args->arg1);