diff --git a/helper/ccnx-decoding-helper.cc b/helper/ccnx-decoding-helper.cc
index 408190b..4d4695c 100644
--- a/helper/ccnx-decoding-helper.cc
+++ b/helper/ccnx-decoding-helper.cc
@@ -23,11 +23,11 @@
 #include "ns3/ccnx-interest-header.h"
 #include "ns3/ccnx-content-object-header.h"
 
-#include "ns3/ccnb-parser-interest-visitor.h"
-#include "ns3/ccnb-parser-content-object-visitor.h"
-#include "ns3/ccnb-parser-block.h"
+#include "ccnb-parser/visitors/ccnb-parser-interest-visitor.h"
+#include "ccnb-parser/visitors/ccnb-parser-content-object-visitor.h"
 
-#include "ns3/ccnb-parser-dtag.h"
+#include "ccnb-parser/syntax-tree/ccnb-parser-block.h"
+#include "ccnb-parser/syntax-tree/ccnb-parser-dtag.h"
 
 #include "ns3/log.h"