diff --git a/SConstruct b/SConstruct
index e56c38692..a01727a0b 100644
--- a/SConstruct
+++ b/SConstruct
@@ -586,29 +586,29 @@ bench_simu.add_source ('bench-simulator.cc')
 
 
 # samples
-main_callback = Ns3Module ('main-callback', 'samples')
-main_callback.set_executable ()
-ns3.add (main_callback)
-main_callback.add_dep ('core')
-main_callback.add_source ('main-callback.cc')
+sample_callback = Ns3Module ('sample-callback', 'samples')
+sample_callback.set_executable ()
+ns3.add (sample_callback)
+sample_callback.add_dep ('core')
+sample_callback.add_source ('main-callback.cc')
 
-main_trace = Ns3Module ('main-trace', 'samples')
-ns3.add (main_trace)
-main_trace.add_dep ('common')
-main_trace.set_executable ()
-main_trace.add_source ('main-trace.cc')
+sample_trace = Ns3Module ('sample-trace', 'samples')
+ns3.add (sample_trace)
+sample_trace.add_dep ('common')
+sample_trace.set_executable ()
+sample_trace.add_source ('main-trace.cc')
 
-main_simu = Ns3Module ('main-simulator', 'samples')
-ns3.add (main_simu)
-main_simu.set_executable ()
-main_simu.add_dep ('simulator')
-main_simu.add_source ('main-simulator.cc')
+sample_simu = Ns3Module ('sample-simulator', 'samples')
+ns3.add (sample_simu)
+sample_simu.set_executable ()
+sample_simu.add_dep ('simulator')
+sample_simu.add_source ('main-simulator.cc')
 
-main_packet = Ns3Module ('main-packet', 'samples')
-ns3.add (main_packet)
-main_packet.set_executable ()
-main_packet.add_dep ('common')
-main_packet.add_source ('main-packet.cc')
+sample_packet = Ns3Module ('sample-packet', 'samples')
+ns3.add (sample_packet)
+sample_packet.set_executable ()
+sample_packet.add_dep ('common')
+sample_packet.add_source ('main-packet.cc')
 
 sample_test = Ns3Module ('sample-test', 'samples')
 sample_test.set_executable ()