diff --git a/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/VtapIdCompleter.java b/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/VtapIdCompleter.java
index c53098d..811b63d 100644
--- a/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/VtapIdCompleter.java
+++ b/apps/openstackvtap/app/src/main/java/org/onosproject/openstackvtap/cli/VtapIdCompleter.java
@@ -15,8 +15,11 @@
  */
 package org.onosproject.openstackvtap.cli;
 
-import org.apache.karaf.shell.console.Completer;
-import org.apache.karaf.shell.console.completer.StringsCompleter;
+import org.apache.karaf.shell.api.action.lifecycle.Service;
+import org.apache.karaf.shell.api.console.CommandLine;
+import org.apache.karaf.shell.api.console.Completer;
+import org.apache.karaf.shell.api.console.Session;
+import org.apache.karaf.shell.support.completers.StringsCompleter;
 import org.onosproject.cli.AbstractShellCommand;
 import org.onosproject.openstackvtap.api.OpenstackVtap;
 import org.onosproject.openstackvtap.api.OpenstackVtapService;
@@ -29,12 +32,13 @@
 /**
  * vTap ID completer.
  */
+@Service
 public class VtapIdCompleter implements Completer {
 
     private static final String VTAP_TYPE = "none";
 
     @Override
-    public int complete(String buffer, int cursor, List<String> candidates) {
+    public int complete(Session session, CommandLine commandLine, List<String> candidates) {
 
         OpenstackVtap.Type type = getVtapTypeFromString(VTAP_TYPE);
 
@@ -48,6 +52,6 @@
             strings.add(t.id().toString());
         });
 
-        return delegate.complete(buffer, cursor, candidates);
+        return delegate.complete(session, commandLine, candidates);
     }
 }