diff --git a/margin-notes/margin-notes.lua b/margin-notes/margin-notes.lua
index 6dc13fb..5881fdb 100644
--- a/margin-notes/margin-notes.lua
+++ b/margin-notes/margin-notes.lua
@@ -1,6 +1,6 @@
 -- margin-notes.lua
 -- A Pandoc Lua filter to create templated marginal notes based on classes.
--- Copyright 2022 Bastien Dumont (bastien.dumont [at] posteo.net)
+-- Copyright 2022–2025 Bastien Dumont (bastien.dumont [at] posteo.net)
 -- This file is under the MIT License: see LICENSE for more details
 
 local find_in_string = string.find