diff --git a/src/test/ns3tcp/ns3tcp-interop-test-suite.cc b/src/test/ns3tcp/ns3tcp-interop-test-suite.cc
index 13444c086..c62bde8d4 100644
--- a/src/test/ns3tcp/ns3tcp-interop-test-suite.cc
+++ b/src/test/ns3tcp/ns3tcp-interop-test-suite.cc
@@ -157,15 +157,10 @@ Ns3TcpInteroperabilityTestCase::Ipv4L3Tx (std::string context, Ptr<const Packet>
       Time tNow = Simulator::Now ();
       int64_t tMicroSeconds = tNow.GetMicroSeconds ();
 
-      uint32_t size = p->GetSize ();
-      uint8_t *buf = new uint8_t[size];
-      p->CopyData (buf, size);
-
       m_pcapFile.Write (uint32_t (tMicroSeconds / 1000000), 
                         uint32_t (tMicroSeconds % 1000000), 
-                        buf, 
-                        size);
-      delete [] buf;
+                        p
+                        );
     }
   else
     {
diff --git a/src/test/ns3tcp/ns3tcp-loss-test-suite.cc b/src/test/ns3tcp/ns3tcp-loss-test-suite.cc
index 635865c58..534c46b3e 100644
--- a/src/test/ns3tcp/ns3tcp-loss-test-suite.cc
+++ b/src/test/ns3tcp/ns3tcp-loss-test-suite.cc
@@ -166,15 +166,11 @@ Ns3TcpLossTestCase::Ipv4L3Tx (std::string context, Ptr<const Packet> packet, Ptr
       Time tNow = Simulator::Now ();
       int64_t tMicroSeconds = tNow.GetMicroSeconds ();
 
-      uint32_t size = p->GetSize ();
-      uint8_t *buf = new uint8_t[size];
-      p->CopyData (buf, size);
 
       m_pcapFile.Write (uint32_t (tMicroSeconds / 1000000), 
                         uint32_t (tMicroSeconds % 1000000), 
-                        buf, 
-                        size);
-      delete [] buf;
+                        p
+                        );
     }
   else
     {
diff --git a/src/test/ns3tcp/ns3tcp-state-test-suite.cc b/src/test/ns3tcp/ns3tcp-state-test-suite.cc
index b8d02050e..8b8c9c860 100644
--- a/src/test/ns3tcp/ns3tcp-state-test-suite.cc
+++ b/src/test/ns3tcp/ns3tcp-state-test-suite.cc
@@ -170,15 +170,9 @@ Ns3TcpStateTestCase::Ipv4L3Tx (std::string context, Ptr<const Packet> packet, Pt
       Time tNow = Simulator::Now ();
       int64_t tMicroSeconds = tNow.GetMicroSeconds ();
 
-      uint32_t size = p->GetSize ();
-      uint8_t *buf = new uint8_t[size];
-      p->CopyData (buf, size);
-
       m_pcapFile.Write (uint32_t (tMicroSeconds / 1000000), 
                         uint32_t (tMicroSeconds % 1000000), 
-                        buf, 
-                        size);
-      delete [] buf;
+                        p);
     }
   else
     {