diff --git a/skel.metadata.xml b/skel.metadata.xml
index d7b7a769652fd..0c935bd9f9212 100644
--- a/skel.metadata.xml
+++ b/skel.metadata.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
 <!--
   This is the example metadata file.
   The root element of this file is <pkgmetadata>. Within this element a