diff --git a/ospfd/ospf_packet.c b/ospfd/ospf_packet.c
index 57ed114..80641b4 100644
--- a/ospfd/ospf_packet.c
+++ b/ospfd/ospf_packet.c
@@ -881,7 +881,7 @@
   old_state = nbr->state;
 
   /* Add event to thread. */
-  OSPF_NSM_EVENT_EXECUTE (nbr, NSM_HelloReceived);
+  OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_PacketReceived);
 
   /*  RFC2328  Section 9.5.1
       If the router is not eligible to become Designated Router,
@@ -901,7 +901,7 @@
   if (oi->type == OSPF_IFTYPE_NBMA &&
       (old_state == NSM_Down || old_state == NSM_Attempt))
     {
-      OSPF_NSM_EVENT_EXECUTE (nbr, NSM_OneWayReceived);
+      OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_OneWayReceived);
       nbr->priority = hello->priority;
       nbr->d_router = hello->d_router;
       nbr->bd_router = hello->bd_router;
@@ -911,12 +911,12 @@
   if (ospf_nbr_bidirectional (&oi->ospf->router_id, hello->neighbors,
 			      size - OSPF_HELLO_MIN_SIZE))
     {
-      OSPF_NSM_EVENT_EXECUTE (nbr, NSM_TwoWayReceived);
+      OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_TwoWayReceived);
       nbr->options |= hello->options;
     }
   else
     {
-      OSPF_NSM_EVENT_EXECUTE (nbr, NSM_OneWayReceived);
+      OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_OneWayReceived);
       /* Set neighbor information. */
       nbr->priority = hello->priority;
       nbr->d_router = hello->d_router;
@@ -1191,6 +1191,9 @@
     }
 #endif /* HAVE_OPAQUE_LSA */
 
+  /* Add event to thread. */
+  OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_PacketReceived);
+
   /* Process DD packet by neighbor status. */
   switch (nbr->state)
     {
@@ -1412,6 +1415,9 @@
       return;
     }
 
+  /* Add event to thread. */
+  OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_PacketReceived);
+
   /* Neighbor State should be Exchange or later. */
   if (nbr->state != NSM_Exchange &&
       nbr->state != NSM_Loading &&
@@ -1644,6 +1650,9 @@
       return;
     }
 
+  /* Add event to thread. */
+  OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_PacketReceived);
+
   /* Check neighbor state. */
   if (nbr->state < NSM_Exchange)
     {
@@ -1977,6 +1986,9 @@
       return;
     }
 
+  /* Add event to thread. */
+  OSPF_NSM_EVENT_SCHEDULE (nbr, NSM_PacketReceived);
+
   if (nbr->state < NSM_Exchange)
     {
       zlog_warn ("Link State Acknowledgment: "