diff --git a/src/interest.hpp b/src/interest.hpp
index e09cf2c..c4d7bc6 100644
--- a/src/interest.hpp
+++ b/src/interest.hpp
@@ -18,7 +18,7 @@
 /**
  * An Interest holds a Name and other fields for an interest.
  */
-class Interest {
+class Interest : public enable_shared_from_this<Interest> {
 public:    
   /**
    * Create a new Interest for the given name and values.