diff --git a/pmd/etc/build.xml b/pmd/etc/build.xml
index 375836dea8..48b690d7f8 100644
--- a/pmd/etc/build.xml
+++ b/pmd/etc/build.xml
@@ -28,6 +28,7 @@
         <copy todir="${build}rulesets">
             <fileset dir="${rulesets}">
                 <include name="*.xml"/>
+                <include name="*.properties"/>
             </fileset>
         </copy>
         <jar jarfile="${lib}\pmd-0.5.jar" basedir="${build}" excludes="test/**/*.class"/>