diff --git a/handler/src/main/java/io/netty/handler/traffic/AbstractTrafficShapingHandler.java b/handler/src/main/java/io/netty/handler/traffic/AbstractTrafficShapingHandler.java
index 5c8ec1bf1f..d97fb5a9a1 100644
--- a/handler/src/main/java/io/netty/handler/traffic/AbstractTrafficShapingHandler.java
+++ b/handler/src/main/java/io/netty/handler/traffic/AbstractTrafficShapingHandler.java
@@ -359,7 +359,7 @@ public abstract class AbstractTrafficShapingHandler extends
             // Time is too short, so just lets continue
             return 0;
         }
-        return bytes * 1000 / limit - interval;
+        return ((bytes * 1000 / limit - interval)/10)*10;
     }
 
     @Override
diff --git a/handler/src/main/java/io/netty/handler/traffic/TrafficCounter.java b/handler/src/main/java/io/netty/handler/traffic/TrafficCounter.java
index 6976ac08c5..d8cfdb3fb6 100644
--- a/handler/src/main/java/io/netty/handler/traffic/TrafficCounter.java
+++ b/handler/src/main/java/io/netty/handler/traffic/TrafficCounter.java
@@ -248,9 +248,10 @@ public class TrafficCounter {
      * @param newcheckInterval
      */
     public void configure(long newcheckInterval) {
-        if (checkInterval.get() != newcheckInterval) {
-            checkInterval.set(newcheckInterval);
-            if (newcheckInterval <= 0) {
+        long newInterval = (newcheckInterval/10)*10;
+        if (checkInterval.get() != newInterval) {
+            checkInterval.set(newInterval);
+            if (newInterval <= 0) {
                 stop();
                 // No more active monitoring
                 lastTime.set(System.currentTimeMillis());