diff --git a/utils/topology/annotated-topology-reader.cpp b/utils/topology/annotated-topology-reader.cpp
index 6a47455..23abc84 100644
--- a/utils/topology/annotated-topology-reader.cpp
+++ b/utils/topology/annotated-topology-reader.cpp
@@ -349,7 +349,7 @@
         uint32_t maxPackets = boost::lexical_cast<uint32_t>(link.GetAttribute("MaxPackets"));
 
         // compatibility mode. Only DropTailQueue is supported
-        p2p.SetQueue("ns3::DropTailQueue", "MaxPackets", UintegerValue(maxPackets));
+        p2p.SetQueue("ns3::DropTailQueue<Packet>", "MaxPackets", UintegerValue(maxPackets));
       }
       catch (...) {
         typedef boost::tokenizer<boost::escaped_list_separator<char>> tokenizer;