diff --git a/src/or/circuituse.c b/src/or/circuituse.c
index 2caf79654b..165a5fc6fa 100644
--- a/src/or/circuituse.c
+++ b/src/or/circuituse.c
@@ -516,10 +516,10 @@ circuit_about_to_close_connection(connection_t *conn)
       SMARTLIST_FOREACH(circs, circuit_t *, circ, {
         if (circ->n_conn == conn)
           /* it's closing in front of us */
-          circuit_set_circid_orconn(circ, 0, NULL, P_CONN_CHANGED);
+          circuit_set_circid_orconn(circ, 0, NULL, N_CONN_CHANGED);
         if (circ->p_conn == conn)
           /* it's closing behind us */
-          circuit_set_circid_orconn(circ, 0, NULL, N_CONN_CHANGED);
+          circuit_set_circid_orconn(circ, 0, NULL, P_CONN_CHANGED);
         circuit_mark_for_close(circ);
       });
       smartlist_free(circs);