diff --git a/README.md b/README.md
index 7ca4ed9..61125cd 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,23 @@
 # trojan-go-exporter
+
 trojan-go exporter
+
+## Docker
+
+```
+docker run --rm -it zidy/trojan-go-exporter:0.0.1
+```
+
+## Trojan-go config
+
+you need to make sure add api config to your config file. For example.
+
+```json
+{
+  "api": {
+    "enabled": true,
+    "api_addr": "127.0.0.1",
+    "api_port": 10000
+  }
+}
+```