diff --git a/plugins/codebehind/src/main/java/org/apache/struts2/codebehind/CodebehindUnknownHandler.java b/plugins/codebehind/src/main/java/org/apache/struts2/codebehind/CodebehindUnknownHandler.java
index 701d44909..a51986858 100644
--- a/plugins/codebehind/src/main/java/org/apache/struts2/codebehind/CodebehindUnknownHandler.java
+++ b/plugins/codebehind/src/main/java/org/apache/struts2/codebehind/CodebehindUnknownHandler.java
@@ -75,7 +75,7 @@ public class CodebehindUnknownHandler implements UnknownHandler {
     public void setPathPrefix(String prefix) {
         this.templatePathPrefix=prefix;
     }
-    
+
     @Inject
     public void setServletContext(ServletContext servletContext) {
         this.servletContext = servletContext;
@@ -110,7 +110,7 @@ public class CodebehindUnknownHandler implements UnknownHandler {
     /** Create a new ActionConfig in the default package, with the default interceptor stack and a single result */
     protected ActionConfig buildActionConfig(String path, String namespace, String actionName, ResultTypeConfig resultTypeConfig) {
         final PackageConfig pkg = configuration.getPackageConfig(defaultPackageName);
-        return new ActionConfig.Builder(defaultPackageName, "execute", ActionSupport.class.getName())
+        return new ActionConfig.Builder(defaultPackageName, "execute", pkg.getDefaultClassRef())
                 .addInterceptors(InterceptorBuilder.constructInterceptorReference(new InterceptorLocator() {
                     public Object getInterceptorConfig(String name) {
                         return pkg.getAllInterceptorConfigs().get(name); // recurse package hiearchy
diff --git a/plugins/rest/src/main/java/org/apache/struts2/rest/RestActionSupport.java b/plugins/rest/src/main/java/org/apache/struts2/rest/RestActionSupport.java
new file mode 100644
index 000000000..9c6918545
--- /dev/null
+++ b/plugins/rest/src/main/java/org/apache/struts2/rest/RestActionSupport.java
@@ -0,0 +1,35 @@
+/*
+ * $Id$
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.struts2.rest;
+
+import com.opensymphony.xwork2.ActionSupport;
+
+/**
+ * Extends {@link ActionSupport} to provides a default implementation of the index method that can be invoked for
+ * unknown actions by the {@link com.opensymphony.xwork2.UnknownHandler}.
+ */
+public class RestActionSupport extends ActionSupport {
+
+    public String index() throws Exception {
+        return execute();
+    }
+}
diff --git a/plugins/rest/src/main/resources/struts-plugin.xml b/plugins/rest/src/main/resources/struts-plugin.xml
index 21d83120b..d43b8bcca 100644
--- a/plugins/rest/src/main/resources/struts-plugin.xml
+++ b/plugins/rest/src/main/resources/struts-plugin.xml
@@ -47,6 +47,7 @@
     <constant name="struts.codebehind.classSuffix" value="Controller"/>
     <constant name="struts.codebehind.action.checkImplementsAction" value="false"/>
     <constant name="struts.codebehind.action.checkAnnotation" value="false"/>
+    <constant name="struts.codebehind.action.defaultMethodName" value="index"/>
 
     <constant name="struts.configuration.classpath.defaultParentPackage" value="rest-default" />
 
@@ -112,6 +113,9 @@
         </interceptors>
 
         <default-interceptor-ref name="restDefaultStack"/>
+
+        <default-class-ref class="org.apache.struts2.rest.RestActionSupport"/>
+
     </package>
 
 </struts>