diff --git a/dev-haskell/data-default/metadata.xml b/dev-haskell/data-default/metadata.xml
index 9373815219443..22bac09560d93 100644
--- a/dev-haskell/data-default/metadata.xml
+++ b/dev-haskell/data-default/metadata.xml
@@ -5,4 +5,8 @@
 		<email>haskell@gentoo.org</email>
 		<name>Gentoo Haskell</name>
 	</maintainer>
+	<upstream>
+		<remote-id type="hackage">data-default</remote-id>
+		<remote-id type="codeberg">mauke/data-default</remote-id>
+	</upstream>
 </pkgmetadata>