diff --git a/sys/kern/kern_et.c b/sys/kern/kern_et.c
index 979e0c5cf24..3d25d697ccc 100644
--- a/sys/kern/kern_et.c
+++ b/sys/kern/kern_et.c
@@ -66,9 +66,9 @@ et_register(struct eventtimer *et)
 		}
 	}
 	KASSERT(et->et_start, ("et_register: timer has no start function"));
-	et->et_sysctl = SYSCTL_ADD_NODE(NULL,
+	et->et_sysctl = SYSCTL_ADD_NODE_WITH_LABEL(NULL,
 	    SYSCTL_STATIC_CHILDREN(_kern_eventtimer_et), OID_AUTO, et->et_name,
-	    CTLFLAG_RW, 0, "event timer description");
+	    CTLFLAG_RW, 0, "event timer description", "eventtimer");
 	SYSCTL_ADD_INT(NULL, SYSCTL_CHILDREN(et->et_sysctl), OID_AUTO,
 	    "flags", CTLFLAG_RD, &(et->et_flags), 0,
 	    "Event timer capabilities");
diff --git a/sys/kern/kern_tc.c b/sys/kern/kern_tc.c
index b69bff526f9..e81e33f5f27 100644
--- a/sys/kern/kern_tc.c
+++ b/sys/kern/kern_tc.c
@@ -1218,9 +1218,9 @@ tc_init(struct timecounter *tc)
 	/*
 	 * Set up sysctl tree for this counter.
 	 */
-	tc_root = SYSCTL_ADD_NODE(NULL,
+	tc_root = SYSCTL_ADD_NODE_WITH_LABEL(NULL,
 	    SYSCTL_STATIC_CHILDREN(_kern_timecounter_tc), OID_AUTO, tc->tc_name,
-	    CTLFLAG_RW, 0, "timecounter description");
+	    CTLFLAG_RW, 0, "timecounter description", "timecounter");
 	SYSCTL_ADD_UINT(NULL, SYSCTL_CHILDREN(tc_root), OID_AUTO,
 	    "mask", CTLFLAG_RD, &(tc->tc_counter_mask), 0,
 	    "mask for implemented bits");