diff --git a/build.xml b/build.xml
index 0860cf9d3..6b076aec2 100644
--- a/build.xml
+++ b/build.xml
@@ -520,6 +520,7 @@
       <fileset dir="src/checkstyle" includes="**/Generated*.java" />
       <fileset dir="src/checkstyle" includes="**/Generated*.txt" />
       <fileset dir="src/checkstyle" includes="**/gui/*.java" />
+      <fileset dir="src/checkstyle" includes="**/usage/transmogrify/*.java" />
       <mapper type="glob" from="*" to="*.HIDING"/>
     </move>
     <javadoc sourcepath="src/checkstyle" destdir="docs/api"