diff --git a/.vscode/extensions.json b/.vscode/extensions.json
new file mode 100644
index 00000000..61ed5d47
--- /dev/null
+++ b/.vscode/extensions.json
@@ -0,0 +1,5 @@
+{
+    "recommendations": [
+        "rust-lang.rust-analyzer"
+    ]
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index 875cf79f..146fff00 100644
--- a/README.md
+++ b/README.md
@@ -22,6 +22,7 @@ and [OpenVSX](https://open-vsx.org/extension/nvarner/typst-lsp).
 ### Prerequisites
 Install:
 - [Rust](https://www.rust-lang.org/) for the LSP itself
+- [Rust Analyzer](https://rust-analyzer.github.io/) an extension for Rust LSP for VS Code
 - [node](https://nodejs.org/en) for the VS Code extension; it may be easiest to
     install via [fnm](https://github.com/Schniz/fnm)