diff --git a/sys/kern/init_sysent.c b/sys/kern/init_sysent.c
index 10e6b6dd5e7a..942bec0e3fdc 100644
--- a/sys/kern/init_sysent.c
+++ b/sys/kern/init_sysent.c
@@ -123,7 +123,7 @@ struct sysent sysent[] = {
 	{ AS(getitimer_args), (sy_call_t *)sys_getitimer, AUE_GETITIMER, NULL, 0, 0, SYF_CAPENABLED, SY_THR_STATIC },	/* 86 = getitimer */
 	{ compat(AS(gethostname_args),gethostname), AUE_SYSCTL, NULL, 0, 0, SYF_CAPENABLED, SY_THR_STATIC },	/* 87 = old gethostname */
 	{ compat(AS(sethostname_args),sethostname), AUE_SYSCTL, NULL, 0, 0, 0, SY_THR_STATIC },	/* 88 = old sethostname */
-	{ 0, (sy_call_t *)sys_getdtablesize, AUE_GETDTABLESIZE, NULL, 0, 0, 0, SY_THR_STATIC },	/* 89 = getdtablesize */
+	{ 0, (sy_call_t *)sys_getdtablesize, AUE_GETDTABLESIZE, NULL, 0, 0, SYF_CAPENABLED, SY_THR_STATIC },	/* 89 = getdtablesize */
 	{ AS(dup2_args), (sy_call_t *)sys_dup2, AUE_DUP2, NULL, 0, 0, SYF_CAPENABLED, SY_THR_STATIC },	/* 90 = dup2 */
 	{ 0, (sy_call_t *)nosys, AUE_NULL, NULL, 0, 0, 0, SY_THR_ABSENT },			/* 91 = getdopt */
 	{ AS(fcntl_args), (sy_call_t *)sys_fcntl, AUE_FCNTL, NULL, 0, 0, SYF_CAPENABLED, SY_THR_STATIC },	/* 92 = fcntl */