diff --git a/sdk_container/src/third_party/portage-stable/sys-devel/autoconf/metadata.xml b/sdk_container/src/third_party/portage-stable/sys-devel/autoconf/metadata.xml
index 73dda144f9..4ff4a48125 100644
--- a/sdk_container/src/third_party/portage-stable/sys-devel/autoconf/metadata.xml
+++ b/sdk_container/src/third_party/portage-stable/sys-devel/autoconf/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="project">
-	<email>base-system@gentoo.org</email>
-	<name>Gentoo Base System</name>
-</maintainer>
+  <maintainer type="project">
+    <email>base-system@gentoo.org</email>
+    <name>Gentoo Base System</name>
+  </maintainer>
+  <upstream>
+    <remote-id type="savannah">autoconf</remote-id>
+  </upstream>
 </pkgmetadata>