diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/topo/TrafficLinkMap.java b/web/gui/src/main/java/org/onosproject/ui/impl/topo/TrafficLinkMap.java
index 59965ad..081964f 100644
--- a/web/gui/src/main/java/org/onosproject/ui/impl/topo/TrafficLinkMap.java
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/topo/TrafficLinkMap.java
@@ -19,6 +19,7 @@
 
 import org.onosproject.net.Link;
 import org.onosproject.net.LinkKey;
+import org.onosproject.ui.topo.BiLinkMap;
 
 /**
  * Collection of {@link TrafficLink}s.