diff --git a/src/main/java/org/jboss/netty/util/internal/ConcurrentIdentityHashMap.java b/src/main/java/org/jboss/netty/util/internal/ConcurrentIdentityHashMap.java
index 56e5713d51..8da01a5722 100644
--- a/src/main/java/org/jboss/netty/util/internal/ConcurrentIdentityHashMap.java
+++ b/src/main/java/org/jboss/netty/util/internal/ConcurrentIdentityHashMap.java
@@ -1218,8 +1218,6 @@ public final class ConcurrentIdentityHashMap<K, V> extends AbstractMap<K, V>
      */
     static class SimpleEntry<K, V> implements Entry<K, V> {
 
-        private static final long serialVersionUID = -8144765946475398746L;
-
         private final K key;
 
         private V value;
diff --git a/src/main/java/org/jboss/netty/util/internal/LinkedTransferQueue.java b/src/main/java/org/jboss/netty/util/internal/LinkedTransferQueue.java
index d32685a43a..4968070438 100644
--- a/src/main/java/org/jboss/netty/util/internal/LinkedTransferQueue.java
+++ b/src/main/java/org/jboss/netty/util/internal/LinkedTransferQueue.java
@@ -544,7 +544,6 @@ public class LinkedTransferQueue<E> extends AbstractQueue<E>
         private static final AtomicReferenceFieldUpdater<Node, Object> itemUpdater =
             AtomicFieldUpdaterUtil.newRefUpdater(Node.class, Object.class, "item");
 
-        private static final long serialVersionUID = -3375979862319811754L;
     }
 
     /** head of the queue; null until first enqueue */