diff --git a/solr/webapp/build.xml b/solr/webapp/build.xml
index b675996db20..f22c3f3f2a4 100644
--- a/solr/webapp/build.xml
+++ b/solr/webapp/build.xml
@@ -19,7 +19,7 @@
   <description>Solr webapp</description>
 
   <property name="rat.additional-includes" value="**"/>
-  <property name="rat.additional-excludes" value="**/*.gradle,web/img/**"/>
+  <property name="rat.additional-excludes" value="**/*.gradle,web/img/**,**/rat-report.xml"/>
 
   <import file="../common-build.xml"/>