diff --git a/model/sync-app-data-publish.cc b/model/sync-app-data-publish.cc
index adef5e3..43f6b54 100644
--- a/model/sync-app-data-publish.cc
+++ b/model/sync-app-data-publish.cc
@@ -71,10 +71,10 @@
   s.seq = seq + 1;
   m_sequenceLog[name] = s;
 
-  // unordered_map<pair<string, uint32_t>, string>::iterator it = m_recentData.find(make_pair(name, session));
-  // if (it != m_recentData.end()) 
-  //   m_recentData.erase(it);
-  // m_recentData.insert(make_pair(make_pair(name, session), dataBuffer));
+  unordered_map<pair<string, uint32_t>, string>::iterator it = m_recentData.find(make_pair(name, session));
+   if (it != m_recentData.end()) 
+     m_recentData.erase(it);
+   m_recentData.insert(make_pair(make_pair(name, session), dataBuffer));
 
   return seq;
 }
diff --git a/model/sync-app-data-publish.h b/model/sync-app-data-publish.h
index aa05d6c..9a2c6ff 100644
--- a/model/sync-app-data-publish.h
+++ b/model/sync-app-data-publish.h
@@ -23,7 +23,7 @@
 #ifndef SYNC_APP_DATA_PUBLISH_H
 #define SYNC_APP_DATA_PUBLISH_H
 
-// #include <boost/unordered_map.hpp>
+#include <boost/unordered_map.hpp>
 #include "sync-seq-no.h"
 #include "sync-ccnx-wrapper.h"
 #include <utility>
@@ -84,8 +84,8 @@
   uint32_t publishData (const std::string &name, uint32_t session, const std::string &dataBuffer, int freshness);
 
 private:
-  typedef std::map<std::string, Seq> SequenceLog;
-  typedef std::map<std::pair<std::string, uint32_t>, std::string> RecentData;
+  typedef boost::unordered_map<std::string, Seq> SequenceLog;
+  typedef boost::unordered_map<std::pair<std::string, uint32_t>, std::string> RecentData;
   
   CcnxWrapperPtr m_ccnxHandle;
   SequenceLog m_sequenceLog;
diff --git a/model/sync-ccnx-wrapper.cc b/model/sync-ccnx-wrapper.cc
index 50da304..baf787c 100644
--- a/model/sync-ccnx-wrapper.cc
+++ b/model/sync-ccnx-wrapper.cc
@@ -174,7 +174,6 @@
   switch (kind)
     {
     case CCN_UPCALL_FINAL: // effective in unit tests
-      cout << "FINAL??" << endl;
       delete f;
       delete selfp;
       return CCN_UPCALL_RESULT_OK;