diff --git a/dev-ruby/rbst/metadata.xml b/dev-ruby/rbst/metadata.xml
index 076793e3f54be..afeb8ebab6c7c 100644
--- a/dev-ruby/rbst/metadata.xml
+++ b/dev-ruby/rbst/metadata.xml
@@ -1,8 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
 <pkgmetadata>
-	<maintainer type="person">
-		<email>mgorny@gentoo.org</email>
-		<name>Michał Górny</name>
-	</maintainer>
+  <maintainer type="person">
+    <email>mgorny@gentoo.org</email>
+    <name>Michał Górny</name>
+  </maintainer>
+  <upstream>
+    <remote-id type="github">xwmx/rbst</remote-id>
+  </upstream>
 </pkgmetadata>