diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 09a1611..75ae656 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1486,6 +1486,15 @@
 		.extra1		= &zero,
 		.extra2		= &one_hundred,
 	},
+	{
+		.procname       = "want_old_faultaround_pte",
+		.data           = &want_old_faultaround_pte,
+		.maxlen         = sizeof(want_old_faultaround_pte),
+		.mode           = 0644,
+		.proc_handler   = proc_dointvec_minmax,
+		.extra1         = &zero,
+		.extra2         = &one,
+	},
 #ifdef CONFIG_HUGETLB_PAGE
 	{
 		.procname	= "nr_hugepages",