diff --git a/tools/support/README.md b/tools/support/README.md
index 68a98f96e..c0efd0902 100644
--- a/tools/support/README.md
+++ b/tools/support/README.md
@@ -1,4 +1,8 @@
 # Language support
+This VS Code extension provides minimal language support for Typst. It contains
+a syntax definition and a language configuration for comment toggling,
+autoclosing etc.
 
-This VS Code extension provides language support for Typst. It contains a syntax
-definition and a language configuration for comment toggling, autoclosing etc.
+The extension was created for development purposes only. It is not maintained
+and its grammar is not 100% accurate. For a more actively developed extension
+see the third-party [Typst LSP](https://github.com/nvarner/typst-lsp).