diff --git a/.editorconfig b/.editorconfig
index f316f5ab..1f39b72e 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -13,7 +13,6 @@ trim_trailing_whitespace = true
 indent_style = space
 indent_size = 2
 trim_trailing_whitespace = false
-max_line_length = 80
 
 [*.{js,json,nix,yml,yaml,toml}]
 indent_style = space
diff --git a/docs/manual/release-notes/rl-0.9.md b/docs/manual/release-notes/rl-0.9.md
index f512540c..04a6ba17 100644
--- a/docs/manual/release-notes/rl-0.9.md
+++ b/docs/manual/release-notes/rl-0.9.md
@@ -150,3 +150,5 @@
 
 - Added [Selenen](https://github.com/kampfkarren/selene) for more diagnostics in
   `languages.lua`.
+
+<!-- vim: set textwidth=80: -->