diff --git a/querydsl-jpa/src/main/java/com/mysema/query/jpa/JPQLQuery.java b/querydsl-jpa/src/main/java/com/mysema/query/jpa/JPQLQuery.java
index 432ee268c..eab1cc2e1 100644
--- a/querydsl-jpa/src/main/java/com/mysema/query/jpa/JPQLQuery.java
+++ b/querydsl-jpa/src/main/java/com/mysema/query/jpa/JPQLQuery.java
@@ -1,6 +1,6 @@
 /*
  * Copyright 2011, Mysema Ltd
- * 
+ *
  * Licensed 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
@@ -26,6 +26,9 @@ public interface JPQLQuery extends JPACommonQuery<JPQLQuery>, Projectable {
     /**
      * Add the "fetch" flag to the last defined join
      *
+     * Mind that collection joins might result in duplicate rows and that "inner join fetch"
+     * will restrict your result set.
+     *
      * @return
      */
     JPQLQuery fetch();