diff --git a/README.md b/README.md
index 6a2240d..2754b99 100644
--- a/README.md
+++ b/README.md
@@ -7,14 +7,14 @@ This is a quick start demo for [GreptimeCloud](https://greptime.cloud/). It coll
 Use the following command line to start sending metrics without cloning the project:
 
 ```shell
-npx greptime-cloud-quick-start --host=<host> --db=<dbname> --username=<username> --password=<password>
+npx greptime-cloud-quick-start --endpoint=<endpoint-url> --db=<dbname> --username=<username> --password=<password>
 ```
 
 Or clone the project and run the following command line:
 
 ```shell
 npm install
-npx ts-node app.ts --host=<host> --db=<dbname> --username=<username> --password=<password>
+npx ts-node app.ts --endpoint=<endpoint-url> --db=<dbname> --username=<username> --password=<password>
 ```
 
 ## npm-publish
diff --git a/app.js b/app.js
index 1041b60..00ede63 100755
--- a/app.js
+++ b/app.js
@@ -13,20 +13,20 @@ function main() {
     const db = argv.db || 'public';
     const username = argv.username;
     const password = argv.password;
-    const secure = argv.secure;
+    const endpoint = argv.endpoint;
     const port = argv.port;
     var url = '';
-    if (secure) {
-        url = `https://`;
+    if (endpoint != '') {
+        url = endpoint;
     }
     else {
-        url = `http://`;
-    }
-    url += `${dbHost}`;
-    if (port) {
-        url += `:${port}`;
+        url = `https://`;
+        url += `${dbHost}`;
+        if (port) {
+            url += `:${port}`;
+        }
+        url += `/v1/otlp/v1/metrics`;
     }
-    url += `/v1/otlp/v1/metrics`;
     const auth = Buffer.from(`${username}:${password}`).toString('base64');
     const metricReader = new sdk_metrics_1.PeriodicExportingMetricReader({
         exporter: new exporter_metrics_otlp_proto_1.OTLPMetricExporter({
diff --git a/app.ts b/app.ts
index 034dc0e..5962954 100755
--- a/app.ts
+++ b/app.ts
@@ -14,24 +14,21 @@ function main() {
     const db = argv.db || 'public'
     const username = argv.username
     const password = argv.password
-    const secure = argv.secure
+    const endpoint = argv.endpoint
     const port = argv.port
-    
+
     var url = ''
-    if (secure) {
-        url = `https://`
+    if (endpoint != '') {
+        url = endpoint
     } else {
-        url = `http://`
+        url = `https://`
+        url += `${dbHost}`
+        if (port) {
+            url += `:${port}`
+        }
+        url += `/v1/otlp/v1/metrics`
     }
     
-    url += `${dbHost}`
-
-    if (port) {
-        url += `:${port}`
-    }
-
-    url += `/v1/otlp/v1/metrics`
-
     const auth = Buffer.from(`${username}:${password}`).toString('base64')
     const metricReader = new PeriodicExportingMetricReader({
         exporter: new OTLPMetricExporter({