diff --git a/README.md b/README.md
index f7dce40..2f540a3 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@
 
 | IDE  | Installation |
 |------|--------------|
-| VS Code / Cursor | [VS Code Marketplace](https://marketplace.visualstudio.com/items?itemName=blazejkustra.react-compiler-marker) \| [Open VSX](https://open-vsx.org/extension/blazejkustra/react-compiler-marker) |
+| VS Code / Cursor / Antigravity | [VS Code Marketplace](https://marketplace.visualstudio.com/items?itemName=blazejkustra.react-compiler-marker) \| [Open VSX](https://open-vsx.org/extension/blazejkustra/react-compiler-marker) |
 | WebStorm / IntelliJ IDEA | [IntelliJ marketplace](https://plugins.jetbrains.com/plugin/29540-react-compiler-marker) |
 | Neovim | [Setup instructions](packages/nvim-client/README.md) |
 | Zed (alpha) | [Setup instructions](packages/zed-client/README.md) |
@@ -68,7 +68,7 @@ npx react-compiler-marker --format json . > report.json
 
 See the [CLI README](packages/cli/README.md) for all options.
 
-### VS Code / Cursor
+### VS Code / Cursor / Antigravity
 
 1. Install from [VS Code Marketplace](https://marketplace.visualstudio.com/items?itemName=blazejkustra.react-compiler-marker) or search "React Compiler Marker" in Extensions
 3. Open a React component file - markers appear automatically
diff --git a/packages/server/src/server.ts b/packages/server/src/server.ts
index 75b03b0..f8fbcc7 100644
--- a/packages/server/src/server.ts
+++ b/packages/server/src/server.ts
@@ -13,6 +13,7 @@ import {
 } from "vscode-languageserver/node";
 
 import { TextDocument } from "vscode-languageserver-textdocument";
+import { fileURLToPath } from "node:url";
 import {
   checkReactCompiler,
   getCompiledOutput,
@@ -78,9 +79,11 @@ function logError(error: string): void {
 }
 
 connection.onInitialize((params: InitializeParams): InitializeResult => {
-  workspaceFolder = params.workspaceFolders?.[0]?.uri;
-  if (workspaceFolder?.startsWith("file://")) {
-    workspaceFolder = workspaceFolder.slice(7);
+  const workspaceFolderUri = params.workspaceFolders?.[0]?.uri;
+  if (workspaceFolderUri?.startsWith("file://")) {
+    workspaceFolder = fileURLToPath(workspaceFolderUri);
+  } else {
+    workspaceFolder = workspaceFolderUri;
   }
 
   // Store client name for feature detection