diff --git a/pmd/rulesets/design.xml b/pmd/rulesets/design.xml
index 5b7d0ac381..442b200781 100644
--- a/pmd/rulesets/design.xml
+++ b/pmd/rulesets/design.xml
@@ -265,7 +265,7 @@ public class Foo {
         name = "JuniorClass";
       }
       public String toString(){
-        return name;
+        return name.toUpperCase();
       }
     }
   ]]>