diff --git a/examples/tcp/tcp-variants-comparison.cc b/examples/tcp/tcp-variants-comparison.cc
index da76290ab..d3e3e7f8a 100644
--- a/examples/tcp/tcp-variants-comparison.cc
+++ b/examples/tcp/tcp-variants-comparison.cc
@@ -230,7 +230,7 @@ int main (int argc, char *argv[])
   cmd.AddValue ("transport_prot", "Transport protocol to use: TcpNewReno, TcpLinuxReno, "
                 "TcpHybla, TcpHighSpeed, TcpHtcp, TcpVegas, TcpScalable, TcpVeno, "
                 "TcpBic, TcpYeah, TcpIllinois, TcpWestwood, TcpWestwoodPlus, TcpLedbat, "
-		"TcpLp, TcpDctcp", transport_prot);
+		"TcpLp, TcpDctcp, TcpCubic", transport_prot);
   cmd.AddValue ("error_p", "Packet error rate", error_p);
   cmd.AddValue ("bandwidth", "Bottleneck bandwidth", bandwidth);
   cmd.AddValue ("delay", "Bottleneck delay", delay);