diff --git a/src/api/throw.ts b/src/api/throw.ts
new file mode 100644
index 00000000..ee487556
--- /dev/null
+++ b/src/api/throw.ts
@@ -0,0 +1,14 @@
+import type { GatsbyFunctionRequest, GatsbyFunctionResponse } from 'gatsby'
+
+const foo = async () => {
+  throw Error('This was intended')
+}
+
+const handler = async (
+  _req: GatsbyFunctionRequest,
+  _res: GatsbyFunctionResponse
+) => {
+  await foo()
+}
+
+export default handler