diff --git a/src/mobility/wscript b/src/mobility/wscript
index 748f7c55d..f630a4b71 100644
--- a/src/mobility/wscript
+++ b/src/mobility/wscript
@@ -19,6 +19,7 @@ def build(bld):
         'random-waypoint-mobility-model.cc',
         'random-walk-2d-mobility-model.cc',
         'random-direction-2d-mobility-model.cc',
+        'ns2-mobility-file-topology.cc',
         ]
 
     headers = bld.create_obj('ns3header')
@@ -39,4 +40,5 @@ def build(bld):
         'random-waypoint-mobility-model.h',
         'random-walk-2d-mobility-model.h',
         'random-direction-2d-mobility-model.h',
+        'ns2-mobility-file-topology.h',
         ]