diff --git a/src/sync-core.cc b/src/sync-core.cc
index a0d7573..c64ce90 100644
--- a/src/sync-core.cc
+++ b/src/sync-core.cc
@@ -21,6 +21,9 @@
 
 #include "sync-core.h"
 
+#include "one-time-task.h"
+#include "random-interval-generator.h"
+
 const string SyncCore::RECOVER = "RECOVER";
 const double SyncCore::WAIT = 0.05;
 const double SyncCore::RANDOM_PERCENT = 0.5;
diff --git a/src/sync-core.h b/src/sync-core.h
index e94a6a9..d6dbd32 100644
--- a/src/sync-core.h
+++ b/src/sync-core.h
@@ -23,8 +23,10 @@
 #define SYNC_CORE_H
 
 #include "sync-log.h"
-#include <ccnx-wrapper.h>
-#include <event-scheduler.h>
+#include "ccnx-wrapper.h"
+#include "scheduler.h"
+#include "interval-generator.h"
+
 #include <boost/function.hpp>
 #include <boost/thread/shared_mutex.hpp>