diff --git a/app-crypt/libb2/metadata.xml b/app-crypt/libb2/metadata.xml
index 7540a555a91a7..1b45c3a4d19aa 100644
--- a/app-crypt/libb2/metadata.xml
+++ b/app-crypt/libb2/metadata.xml
@@ -18,4 +18,7 @@
 		set in make.conf or similar.
 		</flag>
 	</use>
+	<upstream>
+		<remote-id type="github">BLAKE2/libb2</remote-id>
+	</upstream>
 </pkgmetadata>