diff --git a/docs/extrinsic-metadata-specification.rst b/docs/extrinsic-metadata-specification.rst
--- a/docs/extrinsic-metadata-specification.rst
+++ b/docs/extrinsic-metadata-specification.rst
@@ -42,13 +42,13 @@
 deposit         https://hal.archives-ouvertes.fr/
 deposit         https://hal.inria.fr/
 deposit         https://software.intel.com/
-gitlab          https://gitlab.com/
-gitlab          https://gitlab.inria.fr/
-gitlab          https://0xacab.org/
-github          https://github.com/
-wikidata        https://www.wikidata.org/
-swmath          https://swmath.org/
-ascl.net        http://ascl.net/
+forge           https://gitlab.com/
+forge           https://gitlab.inria.fr/
+forge           https://0xacab.org/
+forge           https://github.com/
+registry        https://www.wikidata.org/
+registry        https://swmath.org/
+registry        https://ascl.net/
 =============== =================================
 
 Metadata fetchers