diff --git a/ecord/co/pom.xml b/ecord/co/pom.xml
index 686f212..cd847ab 100644
--- a/ecord/co/pom.xml
+++ b/ecord/co/pom.xml
@@ -37,12 +37,17 @@
         <onos.app.category>Utility</onos.app.category>
         <onos.app.url>http://onosproject.org</onos.app.url>
         <!-- TODO App dependency not working? -->
-        <onos.app.requires>org.onosproject.incubator.rpc,org.onosproject.incubator.rpc.grpc</onos.app.requires>
+        <onos.app.requires>org.onosproject.incubator.rpc,org.onosproject.incubator.rpc.grpc,org.onosproject.optical-model</onos.app.requires>
     </properties>
 
     <dependencies>
         <dependency>
             <groupId>org.onosproject</groupId>
+            <artifactId>onos-app-optical</artifactId>
+            <version>${onos.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
             <artifactId>onos-api</artifactId>
             <version>${onos.version}</version>
         </dependency>
diff --git a/ecord/co/src/main/java/org/onosproject/ecord/co/BigSwitchManager.java b/ecord/co/src/main/java/org/onosproject/ecord/co/BigSwitchManager.java
index c476700..b3d07b9 100644
--- a/ecord/co/src/main/java/org/onosproject/ecord/co/BigSwitchManager.java
+++ b/ecord/co/src/main/java/org/onosproject/ecord/co/BigSwitchManager.java
@@ -35,9 +35,9 @@
 import org.onosproject.net.edge.EdgePortEvent;
 import org.onosproject.net.edge.EdgePortListener;
 import org.onosproject.net.edge.EdgePortService;
-import org.onosproject.net.optical.OchPort;
-import org.onosproject.net.optical.OduCltPort;
-import org.onosproject.net.optical.OmsPort;
+import org.onosproject.net.OchPort;
+import org.onosproject.net.OduCltPort;
+import org.onosproject.net.OmsPort;
 import org.onosproject.store.serializers.KryoNamespaces;
 import org.onosproject.store.service.AtomicCounter;
 import org.onosproject.store.service.ConsistentMap;