diff --git a/daemon/fw/multicast-strategy.hpp b/daemon/fw/multicast-strategy.hpp
index 1330186..2ab3f8d 100644
--- a/daemon/fw/multicast-strategy.hpp
+++ b/daemon/fw/multicast-strategy.hpp
@@ -39,9 +39,8 @@
   MulticastStrategy(Forwarder& forwarder, const Name& name = STRATEGY_NAME);
 
   virtual void
-  afterReceiveInterest(const Face& inFace,
-                       const Interest& interest,
-                       shared_ptr<pit::Entry> pitEntry) override;
+  afterReceiveInterest(const Face& inFace, const Interest& interest,
+                       const shared_ptr<pit::Entry>& pitEntry) override;
 
 public:
   static const Name STRATEGY_NAME;