diff --git a/daemon/table/cs.cpp b/daemon/table/cs.cpp
index d437dbd..10f465e 100644
--- a/daemon/table/cs.cpp
+++ b/daemon/table/cs.cpp
@@ -19,15 +19,15 @@
 }
 
 bool
-Cs::insert(shared_ptr<Data> data)
+Cs::insert(const Data &data)
 {
   return false;
 }
   
-shared_ptr<Data>
+const Data*
 Cs::find(const Interest& interest)
 {
-  return shared_ptr<Data>();
+  return 0;
 }