diff --git a/CHANGES.md b/CHANGES.md
index add23705..c9769f4c 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,6 +1,8 @@
 ## unreleased
 
- - [general] Cleanup old / unused code (@ejgallego, #)
+ - [general] Cleanup old / unused code (@ejgallego, #362)
+ - [general] Make licensing clearer (@ejgallego @palmskog
+             @SnarkBoojum, #361, closes #266)
 
 ## Version 0.18.1:
 
diff --git a/LICENSE b/LICENSE
index 8b88e2c9..5670fcff 100644
--- a/LICENSE
+++ b/LICENSE
@@ -3,22 +3,20 @@ Upstream-Name: coq-serapi
 Upstream-Contact: Emilio J. Gallego Arias <e@x80.org>
 Source: https://github.com/ejgallego/coq-serapi
 License: LGPL-2.1+
-Copyright: 2016-2022, MINES ParisTech / Inria
+Copyright: 2016-2023, MINES ParisTech / Inria / others
+Authors: Emilio J. Gallego Arias, Karl Palmskog, Clément Pit-Claudel, Kaiyu Yang
 
-Authors: Emilio J. Gallego Arias
+Files: serlib/* serapi/* sertop/*
+License: LGPL-2.1+
+Copyright: 2016-2023, MINES ParisTech / Inria / others
 
 Files: notes/*
 License: LGPL-2.1+ / CC-BY-SA 3.0
 
-Files: jscoq/*
-License: GPL-3+
-
 Files: tests/genarg/*
 Authors: Karl Palmskog
 Licence: Derived from many projects as test cases, falls into fair-use
 
 Comment: the intent is to be compatible with Coq's license. Note that
-the LGPL-2.1+ allows to treat the code as GPL-3+ , and we favor
-that. In some cases, like when linking with jsCoq's code or other code
-that is GPL-3 only, the resulting .js or binaries files will be GPL-3.
+the LGPL-2.1+ allows to treat the code as GPL-3+ , and we favor that.
 
diff --git a/coq-serapi.opam b/coq-serapi.opam
index 880df1f1..a3434187 100644
--- a/coq-serapi.opam
+++ b/coq-serapi.opam
@@ -3,7 +3,7 @@ maintainer:   "e@x80.org"
 homepage:     "https://github.com/ejgallego/coq-serapi"
 bug-reports:  "https://github.com/ejgallego/coq-serapi/issues"
 dev-repo:     "git+https://github.com/ejgallego/coq-serapi.git"
-license:      "GPL-3.0-or-later"
+license:      "LGPL-2.1-or-later"
 doc:          "https://ejgallego.github.io/coq-serapi/"
 
 synopsis:     "Serialization library and protocol for machine interaction with the Coq proof assistant"