diff --git a/isisd/isis_pdu.c b/isisd/isis_pdu.c
index 02b50bf..7c04f44 100644
--- a/isisd/isis_pdu.c
+++ b/isisd/isis_pdu.c
@@ -562,6 +562,17 @@
     }
 
   /*
+   * it's own p2p IIH PDU - discard
+   */
+  if (!memcmp (hdr->source_id, isis->sysid, ISIS_SYS_ID_LEN))
+    {
+      zlog_warn ("ISIS-Adj (%s): it's own IIH PDU - discarded",
+                  circuit->area->area_tag);
+      free_tlvs (&tlvs);
+      return ISIS_WARNING;
+    }
+
+  /*
    * My interpertation of the ISO, if no adj exists we will create one for
    * the circuit
    */