diff --git a/nlsr_adl.hpp b/nlsr_adl.hpp
index eac8245..70e250d 100644
--- a/nlsr_adl.hpp
+++ b/nlsr_adl.hpp
@@ -17,7 +17,7 @@
 	int insert(Adjacent& adj);
 	int updateAdjacentStatus(string adjName, int s);
 	int updateAdjacentLinkCost(string adjName, double lc);	
-	std::list<Adjacent> getAdjList();
+	std::list<Adjacent>& getAdjList();
 	bool isNeighbor(string adjName);
 	void incrementTimedOutInterestCount(string& neighbor);
 	int getTimedOutInterestCount(string& neighbor);