diff --git a/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/util/FlowEntryBuilder.java b/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/util/FlowEntryBuilder.java
index 8c3cb92..7a2edc2 100644
--- a/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/util/FlowEntryBuilder.java
+++ b/providers/openflow/flow/src/main/java/org/onosproject/provider/of/flow/util/FlowEntryBuilder.java
@@ -94,6 +94,8 @@
 
 import java.util.List;
 
+import static java.util.concurrent.TimeUnit.NANOSECONDS;
+import static java.util.concurrent.TimeUnit.SECONDS;
 import static org.onosproject.net.flow.criteria.Criteria.*;
 import static org.onosproject.net.flow.instructions.Instructions.modL0Lambda;
 import static org.onosproject.net.flow.instructions.Instructions.modL1OduSignalId;
@@ -170,7 +172,8 @@
                     }
 
                     return new DefaultFlowEntry(builder.build(), FlowEntryState.ADDED,
-                                                stat.getDurationSec(),
+                                                SECONDS.toNanos(stat.getDurationSec())
+                                                        + stat.getDurationNsec(), NANOSECONDS,
                                                 stat.getPacketCount().getValue(),
                                                 stat.getByteCount().getValue());
                 case REMOVED:
@@ -185,7 +188,8 @@
                     }
 
                     return new DefaultFlowEntry(builder.build(), FlowEntryState.REMOVED,
-                                                removed.getDurationSec(),
+                                                SECONDS.toNanos(removed.getDurationSec())
+                                                        + removed.getDurationNsec(), NANOSECONDS,
                                                 removed.getPacketCount().getValue(),
                                                 removed.getByteCount().getValue());
                 case MOD: