diff --git a/src/tool/SConscript b/src/tool/SConscript
index 6f4e796a6..c2bc612f6 100644
--- a/src/tool/SConscript
+++ b/src/tool/SConscript
@@ -8,6 +8,7 @@ Import('env','artifacts','core')
 
 # build the ubiquitous Hello World application (note: C source)
 artifacts['tools'] = [ env.Program('#$BINDIR/hello-world','hello.c')
+                     + env.Program('#$BINDIR/luidgen', ['luidgen.c']+core)
                      + env.Program('#$BINDIR/try', 'try.cpp')          #### to try out some feature...
                      ]