diff --git a/demo/api/serverless/[lang].ts b/demo/api/serverless/[lang].ts
index 972e225..67528bc 100644
--- a/demo/api/serverless/[lang].ts
+++ b/demo/api/serverless/[lang].ts
@@ -8,7 +8,7 @@ export default async function handler(request: VercelRequest, response: VercelRe
   const language = request.query.lang as Language
   if (!(language in Language))
     return response.status(500).json({ error: `Missing language "${language}"` })
-  const englishSheet = JSON.parse(await fs.readFile(process.cwd() + './../en.json', 'utf8'))
+  const englishSheet = JSON.parse(await fs.readFile(process.cwd() + './en.json', 'utf8'))
   const { error, value: sheet } = await it(translate(JSON.stringify(englishSheet), language))
   if (error)
     return response.status(500).json({ error: `Translation for language "${language}" failed!` })
diff --git a/demo/api/serverless/en.json b/demo/api/serverless/en.json
new file mode 100644
index 0000000..7b9c226
--- /dev/null
+++ b/demo/api/serverless/en.json
@@ -0,0 +1 @@
+{ "title": "My Title", "description": "This is the description." }
diff --git a/demo/api/static/edge/[lang].ts b/demo/api/static/edge/[lang].ts
index bb12ee4..d7ef18e 100644
--- a/demo/api/static/edge/[lang].ts
+++ b/demo/api/static/edge/[lang].ts
@@ -9,7 +9,7 @@ export async function GET(request: Request) {
   const searchParams = new URL(request.url).searchParams
   const language = searchParams.get('lang') ?? ''
   if (!(language in Language)) return new Response(`Missing language "${language}"`)
-  const { error, value: sheet } = await it(import(`./../translations/${language}.json`))
+  const { error, value: sheet } = await it(import(`./${language}.json`))
   console.log(error, sheet)
   if (error) return new Response(`Sheet for language "${language}" not found!`)
   return new Response(JSON.stringify(sheet), {
diff --git a/demo/api/static/edge/en.json b/demo/api/static/edge/en.json
new file mode 100644
index 0000000..e5f706a
--- /dev/null
+++ b/demo/api/static/edge/en.json
@@ -0,0 +1,6 @@
+{
+  "title": "My Title",
+  "description": "This is the description.",
+  "counter": "Count: {}",
+  "time": "Current time in {2} is {1}"
+}
diff --git a/demo/api/static/edge/es.json b/demo/api/static/edge/es.json
new file mode 100644
index 0000000..a1c117d
--- /dev/null
+++ b/demo/api/static/edge/es.json
@@ -0,0 +1,6 @@
+{
+  "title": "Mi título",
+  "description": "Esta es la descripción.",
+  "counter": "Cuenta: {}",
+  "time": "La hora actual en {2} es {1}"
+}
\ No newline at end of file
diff --git a/demo/api/static/edge/zh.json b/demo/api/static/edge/zh.json
new file mode 100644
index 0000000..b6e6c96
--- /dev/null
+++ b/demo/api/static/edge/zh.json
@@ -0,0 +1,6 @@
+{
+  "title": "我的标题",
+  "description": "这是说明。",
+  "counter": "计数: {}",
+  "time": "{2}时的当前时间是{1}"
+}
\ No newline at end of file
diff --git a/demo/api/static/serverless/[lang].ts b/demo/api/static/serverless/[lang].ts
index fb4748d..40094c7 100644
--- a/demo/api/static/serverless/[lang].ts
+++ b/demo/api/static/serverless/[lang].ts
@@ -6,9 +6,7 @@ export default async function handler(request: VercelRequest, response: VercelRe
   const language = request.query.lang as Language
   if (!(language in Language))
     return response.status(500).json({ error: `Missing language "${language}"` })
-  const { error, value: sheet } = await it(
-    import(`./../translations/${language}.json`, { with: { type: 'json' } }),
-  )
+  const { error, value: sheet } = await it(import(`./${language}.json`, { with: { type: 'json' } }))
   console.log(error, sheet)
   if (error)
     return response.status(500).json({ error: `Sheet for language "${language}" not found!` })
diff --git a/demo/api/static/serverless/en.json b/demo/api/static/serverless/en.json
new file mode 100644
index 0000000..e5f706a
--- /dev/null
+++ b/demo/api/static/serverless/en.json
@@ -0,0 +1,6 @@
+{
+  "title": "My Title",
+  "description": "This is the description.",
+  "counter": "Count: {}",
+  "time": "Current time in {2} is {1}"
+}
diff --git a/demo/api/static/serverless/es.json b/demo/api/static/serverless/es.json
new file mode 100644
index 0000000..a1c117d
--- /dev/null
+++ b/demo/api/static/serverless/es.json
@@ -0,0 +1,6 @@
+{
+  "title": "Mi título",
+  "description": "Esta es la descripción.",
+  "counter": "Cuenta: {}",
+  "time": "La hora actual en {2} es {1}"
+}
\ No newline at end of file
diff --git a/demo/api/static/serverless/zh.json b/demo/api/static/serverless/zh.json
new file mode 100644
index 0000000..b6e6c96
--- /dev/null
+++ b/demo/api/static/serverless/zh.json
@@ -0,0 +1,6 @@
+{
+  "title": "我的标题",
+  "description": "这是说明。",
+  "counter": "计数: {}",
+  "time": "{2}时的当前时间是{1}"
+}
\ No newline at end of file
diff --git a/demo/vercel.json b/demo/vercel.json
index 4bcc8b5..fa8cd70 100644
--- a/demo/vercel.json
+++ b/demo/vercel.json
@@ -1,10 +1,14 @@
 {
+  "$schema": "https://openapi.vercel.sh/vercel.json",
   "functions": {
     "api/static/serverless/[lang].ts": {
-      "includeFiles": "demo/api/static/translations/*.json"
+      "includeFiles": "*.json"
     },
     "api/static/edge/[lang].ts": {
-      "includeFiles": "demo/api/static/translations/*.json"
+      "includeFiles": "*.json"
+    },
+    "api/serverless/[lang].ts": {
+      "includeFiles": "*.json"
     }
   }
 }