diff --git a/RELEASE_NOTES b/RELEASE_NOTES
index 221f8589e..b40232766 100644
--- a/RELEASE_NOTES
+++ b/RELEASE_NOTES
@@ -68,6 +68,7 @@ Bugs fixed
 - Bug 2379 - BlockAckRequest should not be part of single-TID A-MPDUs
 - Bug 2380 - EdcaTxopN fails to retrieve TID for ADDBA requests, ADDBA responses and DELBA frames
 - Bug 2383 - IPv4 header for reassembled packets reports a wrong payload size
+- Bug 2390 - WaypointMobilityModel::AddWaypoint lazy notify schedules an event using absolute time (should be relative time)
 - Bug 2392 - SYN segment advertised window should not be scaled
 - Bug 2396 - move utility functions to WifiPhy
 - Bug 2397 - add backoff and cw tracing to EDCA
diff --git a/src/mobility/model/waypoint-mobility-model.cc b/src/mobility/model/waypoint-mobility-model.cc
index 9f1e9c7f2..c960d0cd0 100644
--- a/src/mobility/model/waypoint-mobility-model.cc
+++ b/src/mobility/model/waypoint-mobility-model.cc
@@ -95,7 +95,7 @@ WaypointMobilityModel::AddWaypoint (const Waypoint &waypoint)
 
   if ( !m_lazyNotify )
     {
-      Simulator::Schedule (waypoint.time, &WaypointMobilityModel::Update, this);
+      Simulator::Schedule (waypoint.time - Simulator::Now (), &WaypointMobilityModel::Update, this);
     }
 }
 Waypoint