diff --git a/core/src/main/java/org/apache/struts2/impl/PrefixBasedActionProxyFactory.java b/core/src/main/java/org/apache/struts2/impl/PrefixBasedActionProxyFactory.java
index 72b5993b2..b4ae982b6 100644
--- a/core/src/main/java/org/apache/struts2/impl/PrefixBasedActionProxyFactory.java
+++ b/core/src/main/java/org/apache/struts2/impl/PrefixBasedActionProxyFactory.java
@@ -14,15 +14,18 @@ import java.util.Map;
 
 /**
  * <!-- START SNIPPET: description -->
- * Prefix based factory should be used with {@link org.apache.struts2.dispatcher.mapper.PrefixBasedActionMapper}
+ * Prefix based factory should be used with {{{@link org.apache.struts2.dispatcher.mapper.PrefixBasedActionMapper}}}
  * to use appropriate {@link com.opensymphony.xwork2.ActionProxyFactory} connected with given
  * {@link org.apache.struts2.dispatcher.mapper.ActionMapper}
  *
  * Add below entry to struts.xml to enable the factory:
+ * <pre>
  * &lt;constant name="struts.actionProxyFactory" value="prefix"/&gt;
- *
+ * </pre>
  * The factory will use the same set of patterns as defined with:
+ * <pre>
  * &lt;constant name="struts.mapper.prefixMapping" value="..."/&gt;
+ * </pre>
  * <!-- END SNIPPET: description -->
  */
 public class PrefixBasedActionProxyFactory extends DefaultActionProxyFactory {