diff --git a/src/main/java/org/jboss/netty/handler/codec/serialization/ClassResolver.java b/src/main/java/org/jboss/netty/handler/codec/serialization/ClassResolver.java
index 6f9f13b887..73958e1108 100644
--- a/src/main/java/org/jboss/netty/handler/codec/serialization/ClassResolver.java
+++ b/src/main/java/org/jboss/netty/handler/codec/serialization/ClassResolver.java
@@ -4,7 +4,7 @@ package org.jboss.netty.handler.codec.serialization;
 /**
  * please use {@link ClassResolvers} as instance factory
  */
-interface ClassResolver {
+public interface ClassResolver {
 
     Class<?> resolve(String className) throws ClassNotFoundException;