diff --git a/src/node/application-list.cc b/src/node/application-list.cc
index dc254befe..ef31c0f1c 100644
--- a/src/node/application-list.cc
+++ b/src/node/application-list.cc
@@ -26,11 +26,6 @@
 
 namespace ns3{
 
-ApplicationList::ApplicationList()
-    : Capability(0)
-{
-}
-  
 ApplicationList::ApplicationList(Node* n)
     : Capability(n)
 {
@@ -42,8 +37,7 @@ ApplicationList::~ApplicationList()
 
 ApplicationList* ApplicationList::Copy(Node * n) const 
 { // Copy this app list
-  ApplicationList* r = new ApplicationList();
-  r->SetNode(n);
+  ApplicationList* r = new ApplicationList(n);
   return r;
 }
 
diff --git a/src/node/application-list.h b/src/node/application-list.h
index 691547ca7..63286e441 100644
--- a/src/node/application-list.h
+++ b/src/node/application-list.h
@@ -32,7 +32,6 @@ namespace ns3 {
 
 class ApplicationList : public Capability {
 public:
-  ApplicationList();
   ApplicationList(Node*);
   // Copy constructor not needed, default one is correct
   ~ApplicationList();
diff --git a/src/node/capability.cc b/src/node/capability.cc
index 2c93db6f0..4fc41ebdb 100644
--- a/src/node/capability.cc
+++ b/src/node/capability.cc
@@ -25,11 +25,6 @@
 #include "node.h"
 
 namespace ns3 {
-  
-Capability::Capability()
-  : m_node(0)
-{ // Nothing else needed
-}
 
 Capability::Capability(Node* n)
   : m_node (n)
diff --git a/src/node/capability.h b/src/node/capability.h
index c987682ba..80dffe909 100644
--- a/src/node/capability.h
+++ b/src/node/capability.h
@@ -37,7 +37,6 @@ class NodeReference;
 class Capability 
 {
 public:
-  Capability();
   Capability(Node* n);
   Capability(const Capability&); // Copy constructor
   virtual Capability& operator=(const Capability&); // Assignment operator
diff --git a/src/node/internet-node.cc b/src/node/internet-node.cc
index 4922811f6..8f36941df 100644
--- a/src/node/internet-node.cc
+++ b/src/node/internet-node.cc
@@ -38,7 +38,7 @@ namespace ns3 {
 InternetNode::InternetNode()
 {
   // Instantiate the capabilities
-  m_applicationList = new ApplicationList();
+  m_applicationList = new ApplicationList(this);
   m_l3Demux = new L3Demux(this);
   m_ipv4L4Demux = new Ipv4L4Demux(this);
   m_l3Demux->Insert (Ipv4 (this));