diff --git a/examples/ndn-simple-with-custom-app.cpp b/examples/ndn-simple-with-custom-app.cpp
index 2c9d1b9..c10ceaa 100644
--- a/examples/ndn-simple-with-custom-app.cpp
+++ b/examples/ndn-simple-with-custom-app.cpp
@@ -29,41 +29,43 @@
 /**
  * This scenario simulates a one-node two-app scenario:
  *
- *      +------+ <-----> (CustomApp1) 
- *      | Node | 
+ *      +------+ <-----> (CustomApp1)
+ *      | Node |
  *      +------+ <-----> (CustomApp2)
  *
  *     NS_LOG=CustomApp ./waf --run=ndn-simple-with-custom-app
  */
 
-int 
-main (int argc, char *argv[])
+int
+main(int argc, char* argv[])
 {
   // Read optional command-line parameters (e.g., enable visualizer with ./waf --run=<> --visualize
   CommandLine cmd;
-  cmd.Parse (argc, argv);
+  cmd.Parse(argc, argv);
 
   // Creating nodes
-  Ptr<Node> node = CreateObject<Node> ();
+  Ptr<Node> node = CreateObject<Node>();
 
   // Install CCNx stack on all nodes
   ndn::StackHelper ccnxHelper;
-  ccnxHelper.InstallAll ();
+  ccnxHelper.InstallAll();
 
   // Installing applications
 
   // Consumer
-  ndn::AppHelper consumerHelper ("CustomApp");
-  ApplicationContainer app1 = consumerHelper.Install (node); 
-  ApplicationContainer app2 = consumerHelper.Install (node);
+  ndn::AppHelper consumerHelper("CustomApp");
+  ApplicationContainer app1 = consumerHelper.Install(node);
+  ApplicationContainer app2 = consumerHelper.Install(node);
 
-  app1.Start (Seconds (1.0)); // will send out Interest, which nobody will receive (Interests generated by an app will not got back to the app)
-  app2.Start (Seconds (2.0)); // will send out an Interests, which will be received and satisfied by app1
-  
-  Simulator::Stop (Seconds (3.0));
+  app1.Start(Seconds(1.0)); // will send out Interest, which nobody will receive (Interests
+                            // generated by an app will not got back to the app)
+  app2.Start(
+    Seconds(2.0)); // will send out an Interests, which will be received and satisfied by app1
 
-  Simulator::Run ();
-  Simulator::Destroy ();
+  Simulator::Stop(Seconds(3.0));
+
+  Simulator::Run();
+  Simulator::Destroy();
 
   return 0;
 }