diff --git a/sys/kern/init_sysent.c b/sys/kern/init_sysent.c
index 125587d50574..58eedb2a058a 100644
--- a/sys/kern/init_sysent.c
+++ b/sys/kern/init_sysent.c
@@ -581,7 +581,7 @@ struct sysent sysent[] = {
 	{ AS(rctl_get_limits_args), (sy_call_t *)sys_rctl_get_limits, AUE_NULL, NULL, 0, 0, 0, SY_THR_STATIC },	/* 527 = rctl_get_limits */
 	{ AS(rctl_add_rule_args), (sy_call_t *)sys_rctl_add_rule, AUE_NULL, NULL, 0, 0, 0, SY_THR_STATIC },	/* 528 = rctl_add_rule */
 	{ AS(rctl_remove_rule_args), (sy_call_t *)sys_rctl_remove_rule, AUE_NULL, NULL, 0, 0, 0, SY_THR_STATIC },	/* 529 = rctl_remove_rule */
-	{ AS(posix_fallocate_args), (sy_call_t *)sys_posix_fallocate, AUE_POSIX_FALLOCATE, NULL, 0, 0, 0, SY_THR_STATIC },	/* 530 = posix_fallocate */
+	{ AS(posix_fallocate_args), (sy_call_t *)sys_posix_fallocate, AUE_POSIX_FALLOCATE, NULL, 0, 0, SYF_CAPENABLED, SY_THR_STATIC },	/* 530 = posix_fallocate */
 	{ AS(posix_fadvise_args), (sy_call_t *)sys_posix_fadvise, AUE_POSIX_FADVISE, NULL, 0, 0, 0, SY_THR_STATIC },	/* 531 = posix_fadvise */
 	{ AS(wait6_args), (sy_call_t *)sys_wait6, AUE_WAIT6, NULL, 0, 0, 0, SY_THR_STATIC },	/* 532 = wait6 */
 	{ AS(cap_rights_limit_args), (sy_call_t *)sys_cap_rights_limit, AUE_CAP_RIGHTS_LIMIT, NULL, 0, 0, SYF_CAPENABLED, SY_THR_STATIC },	/* 533 = cap_rights_limit */