diff --git a/build.gradle b/build.gradle
index 31e883acc15..23a7eb75d72 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,3 +1,4 @@
+import org.elasticsearch.gradle.BuildPlugin
 import org.elasticsearch.gradle.VersionProperties
 import org.elasticsearch.gradle.precommit.LicenseHeadersTask
 
@@ -27,6 +28,11 @@ subprojects {
       }
     }
   }
+
+  plugins.withType(BuildPlugin).whenPluginAdded {
+    project.licenseFile = project(':x-pack-elasticsearch').file('LICENSE.txt')
+    project.noticeFile = project(':x-pack-elasticsearch').file('NOTICE.txt')
+  }
 }
 
 File checkstyleSuppressions = file('dev-tools/checkstyle_suppressions.xml')