diff --git a/lib/java/src/org/apache/thrift/TBase.java b/lib/java/src/org/apache/thrift/TBase.java
index ee32cca..b3ed1bc 100644
--- a/lib/java/src/org/apache/thrift/TBase.java
+++ b/lib/java/src/org/apache/thrift/TBase.java
@@ -27,7 +27,7 @@
  * Generic base interface for generated Thrift objects.
  *
  */
-public interface TBase<T extends TBase, F extends TFieldIdEnum> extends Comparable<T>,  Serializable {
+public interface TBase<T extends TBase<?,?>, F extends TFieldIdEnum> extends Comparable<T>,  Serializable {
 
   /**
    * Reads the TObject from the given input protocol.