diff --git a/pyroute2/ndb/objects/neighbour.py b/pyroute2/ndb/objects/neighbour.py
index 2144102aa..f8f55390b 100644
--- a/pyroute2/ndb/objects/neighbour.py
+++ b/pyroute2/ndb/objects/neighbour.py
@@ -48,8 +48,9 @@ def load_ndmsg(schema, target, event):
 
 brmsg_schema = (
     ndmsg.sql_schema()
-    .unique_index('ifindex', 'NDA_LLADDR', 'NDA_VLAN')
+    .unique_index('ifindex', 'NDA_LLADDR', 'NDA_DST', 'NDA_VLAN')
     .constraint('NDA_LLADDR', "NOT NULL DEFAULT ''")
+    .constraint('NDA_DST', "NOT NULL DEFAULT ''")
     .constraint('NDA_VLAN', "NOT NULL DEFAULT 0")
     .foreign_key(
         'interfaces',
diff --git a/pyroute2/requests/neighbour.py b/pyroute2/requests/neighbour.py
index af2dab37f..e0326a627 100644
--- a/pyroute2/requests/neighbour.py
+++ b/pyroute2/requests/neighbour.py
@@ -28,6 +28,12 @@ def set_nud(self, context, value):
     def set_state(self, context, value):
         return self._state(value)
 
+    def set_dst(self, context, value):
+        if value:
+            return {'dst': value}
+        else:
+            return {}
+
 
 class NeighbourIPRouteFilter(IPRouteFilter):
     def set_dst(self, context, value):