diff --git a/src/wscript b/src/wscript
index d968b5d70..dbcb6018a 100644
--- a/src/wscript
+++ b/src/wscript
@@ -16,6 +16,8 @@ import Constants
 import ccroot
 ccroot.USE_TOP_LEVEL = True
 
+import wutils
+
 try:
     set
 except NameError:
@@ -117,6 +119,7 @@ def create_ns3_module(bld, name, dependencies=(), test=False):
 
     module.is_ns3_module = True
     module.name = 'ns3-' + name
+    module.vnum = wutils.VERSION
     # Add the proper path to the module's name.
     module.target = '%s/ns3-%s' % (bld.srcnode.relpath_gen(bld.path), name)
     # Set the libraries this module depends on.