diff --git a/src/shared/types/types.d.ts b/src/shared/types/types.d.ts
new file mode 100644
index 0000000..6be5bca
--- /dev/null
+++ b/src/shared/types/types.d.ts
@@ -0,0 +1,5 @@
+declare module 'island:site-data' {
+  import type { UserConfig } from 'shared/types'
+  const siteData: UserConfig
+  export default siteData
+}
diff --git a/tsconfig.json b/tsconfig.json
index ac2440b..e801ef3 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,6 +4,7 @@
     "target": "ESNext" /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */,
     "module": "commonjs" /* Specify what module code is generated. */,
     "rootDir": "." /* Specify the root folder within your source files. */,
+    "baseUrl": "src",
     "jsx": "react-jsx" /* Specify what JSX code is generated. */,
     "resolveJsonModule": true,
     "esModuleInterop": true, /* Enables emit interoperability between CommonJS and ES Modules via creation of namespace objects for all imports. Implies 'allowSyntheticDefaultImports'. */