diff --git a/specifications/build.xml b/specifications/build.xml
index c8e19d06277ddb3f46d230fa5ebe619d771397aa..a98d0ee8306faafefce05d983e136b6d5e43d185 100644
--- a/specifications/build.xml
+++ b/specifications/build.xml
@@ -9,14 +9,17 @@
 			<fileset dir="." includes="**/*.pdf.SAVEME"/>
 			<fileset dir="." includes="**/*.pdf"/>
 			<fileset dir="." includes="**/*.doc"/>
+			<fileset dir="." includes="**/*.htm"/>
             <fileset dir="." includes="**/*.xml">
                 <exclude name="**/build.xml"/>
             </fileset>
 			<fileset dir="." includes="**/*.xsd"/>
 			<fileset dir="." includes="**/*.xsl"/>
-			<fileset dir="SISO-REF-010-v24"/>
-			<fileset dir="." includes="SISO-REF-010-2019 Enumerations v26_files/*"/>
+			<fileset dir="." includes="**/Makefile"/>
+			<fileset dir="." includes="**/README.txt"/>
+			<fileset dir="." includes="**/SISO-REF-010-2019*/*"/>
 		</delete>
+		<delete verbose="true" failonerror="false" dir="SISO-REF-010-2019 Enumerations v26_files"/>
 	</target>
 	
 	<!-- =============================================== -->