diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackPortListCommand.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackPortListCommand.java
index 1861f44..9233e15 100644
--- a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackPortListCommand.java
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/cli/OpenstackPortListCommand.java
@@ -19,8 +19,8 @@
 import com.fasterxml.jackson.databind.node.ArrayNode;
 import com.google.common.base.Strings;
 import com.google.common.collect.Lists;
-import org.apache.karaf.shell.commands.Argument;
-import org.apache.karaf.shell.commands.Command;
+import org.apache.karaf.shell.api.action.Argument;
+import org.apache.karaf.shell.api.action.Command;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.openstacknetworking.api.OpenstackNetworkService;
 import org.openstack4j.model.network.IP;
@@ -48,7 +48,7 @@
     private String networkId = null;
 
     @Override
-    protected void execute() {
+    protected void doExecute() {
         OpenstackNetworkService service = AbstractShellCommand.get(OpenstackNetworkService.class);
 
         List<Port> ports = Lists.newArrayList(service.ports());