diff --git a/core/api/src/main/java/org/onlab/onos/net/topology/LinkWeight.java b/core/api/src/main/java/org/onlab/onos/net/topology/LinkWeight.java
index 89ef577..5e18dfb 100644
--- a/core/api/src/main/java/org/onlab/onos/net/topology/LinkWeight.java
+++ b/core/api/src/main/java/org/onlab/onos/net/topology/LinkWeight.java
@@ -6,5 +6,5 @@
  * Entity capable of determining cost or weight of a specified topology
  * graph edge.
  */
-public interface LinkWeight extends EdgeWeight<TopoVertex, TopoEdge> {
+public interface LinkWeight extends EdgeWeight<TopologyVertex, TopologyEdge> {
 }