diff --git a/src/main.ts b/src/main.ts
index 4638cd73..803d20e2 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,4 +1,11 @@
+import type { getNetlifyGlobal } from '@netlify/serverless-functions-api'
+
 export { builder } from './lib/builder.js'
 export { schedule } from './lib/schedule.js'
 export { stream } from './lib/stream.js'
 export * from './function/index.js'
+
+// Ambient type declarations
+declare global {
+  const Netlify: ReturnType<typeof getNetlifyGlobal>
+}
diff --git a/types/index.d.ts b/types/index.d.ts
deleted file mode 100644
index 622ed037..00000000
--- a/types/index.d.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-import type { getNetlifyGlobal } from '@netlify/serverless-functions-api'
-
-// Ambient type declarations
-declare global {
-  const Netlify: ReturnType<typeof getNetlifyGlobal>
-}