diff --git a/core/api/src/main/java/org/onosproject/net/flow/DefaultTableStatisticsEntry.java b/core/api/src/main/java/org/onosproject/net/flow/DefaultTableStatisticsEntry.java
index 921f9ac..5f95801 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/DefaultTableStatisticsEntry.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/DefaultTableStatisticsEntry.java
@@ -52,14 +52,11 @@
 
     @Override
     public String toString() {
-        StringBuilder sb = new StringBuilder("device: " + deviceId + ", ");
-
-        sb.append("tableId: " + this.tableId + ", ");
-        sb.append("activeEntries: " + this.activeFlowEntries + ", ");
-        sb.append("packetsLookedUp: " + this.packetsLookedupCount + ", ");
-        sb.append("packetsMatched: " + this.packetsMatchedCount);
-
-        return sb.toString();
+        return "device: " + deviceId + ", " +
+                "tableId: " + this.tableId + ", " +
+                "activeEntries: " + this.activeFlowEntries + ", " +
+                "packetsLookedUp: " + this.packetsLookedupCount + ", " +
+                "packetsMatched: " + this.packetsMatchedCount;
     }
 
     @Override