diff --git a/dev-perl/PDL-Transform-Color/metadata.xml b/dev-perl/PDL-Transform-Color/metadata.xml
index 8ad3d950c4bd2..ccd01cdf17f29 100644
--- a/dev-perl/PDL-Transform-Color/metadata.xml
+++ b/dev-perl/PDL-Transform-Color/metadata.xml
@@ -5,4 +5,8 @@
                 <email>perl@gentoo.org</email>
                 <name>Gentoo Perl Project</name>
         </maintainer>
+        <upstream>
+                <remote-id type="cpan">PDL-Transform-Color</remote-id>
+                <remote-id type="cpan-module">PDL::Transform::Color</remote-id>
+        </upstream>
 </pkgmetadata>