diff --git a/x11-themes/papirus-claws-mail-theme/metadata.xml b/x11-themes/papirus-claws-mail-theme/metadata.xml
index da58abed9c..0665aae1b0 100644
--- a/x11-themes/papirus-claws-mail-theme/metadata.xml
+++ b/x11-themes/papirus-claws-mail-theme/metadata.xml
@@ -5,4 +5,7 @@
 		<email>gentoo@tastytea.de</email>
 		<name>tastytea</name>
 	</maintainer>
+	<upstream>
+		<remote-id type="github">PapirusDevelopmentTeam/papirus-claws-mail-theme</remote-id>
+	</upstream>
 </pkgmetadata>