diff --git a/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceEvent.java b/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceEvent.java
index 602d72e..26aaf31 100644
--- a/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceEvent.java
+++ b/apps/iptopology-api/src/main/java/org/onosproject/iptopology/api/device/IpDeviceEvent.java
@@ -15,7 +15,7 @@
  */
 package org.onosproject.iptopology.api.device;
 
-import org.joda.time.LocalDateTime;
+import org.onlab.util.Tools;
 import org.onosproject.event.AbstractEvent;
 import org.onosproject.iptopology.api.DeviceIntf;
 import org.onosproject.iptopology.api.DevicePrefix;
@@ -173,7 +173,7 @@
             return super.toString();
         }
         return toStringHelper(this)
-                .add("time", new LocalDateTime(time()))
+                .add("time", Tools.defaultOffsetDataTime(time()))
                 .add("type", type())
                 .add("subject", subject())
                 .add("interface", devInterface)