diff --git a/helper/ccnx-header-helper.cc b/helper/ccnx-header-helper.cc
index 8fcd9d7..d3a3400 100644
--- a/helper/ccnx-header-helper.cc
+++ b/helper/ccnx-header-helper.cc
@@ -43,6 +43,7 @@
 
   if (read!=2) throw CcnxUnknownHeaderException();
 
+  NS_LOG_DEBUG (*packet);
   if (type[0] == INTEREST_BYTE0 && type[1] == INTEREST_BYTE1)
     {
       return CcnxHeaderHelper::INTEREST;
@@ -52,6 +53,7 @@
       return CcnxHeaderHelper::CONTENT_OBJECT;
     }
 
+  NS_LOG_DEBUG (*packet);
   throw CcnxUnknownHeaderException();
 }