diff --git a/repmgrd.c b/repmgrd.c
index 80ff5111..d5b48d19 100644
--- a/repmgrd.c
+++ b/repmgrd.c
@@ -919,6 +919,7 @@ do_failover(void)
 		if (!nodes[i].is_visible)
 			continue;
 
+		/* if the node is a witness node, skip it */
 		if (nodes[i].is_witness)
 			continue;