diff --git a/bgpd/bgp_vty.c b/bgpd/bgp_vty.c
index 66689c8367..7e2912440a 100644
--- a/bgpd/bgp_vty.c
+++ b/bgpd/bgp_vty.c
@@ -11249,6 +11249,7 @@ lcommunity_list_set_vty (struct vty *vty, int argc, struct cmd_token **argv,
       return CMD_WARNING;
     }
 
+  idx = 0;
   argv_find (argv, argc, "AA:BB:CC", &idx);
   argv_find (argv, argc, "LINE", &idx);
   /* Concat community string argument. */