diff --git a/README.md b/README.md
index 5c03ec1..ca70391 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ A minimal Go WebSocket relay server with SSL support for P2P connections.
 ```bash
 go mod tidy
 # Configure via config.yaml (see config.yaml for options)
-go run main.go
+go run main.go --config-file=./config.yaml
 ```
 
 ## Configuration
@@ -18,16 +18,16 @@ Edit `config.yaml` to configure:
 
 ## Usage
 
-- WebSocket endpoint: `/ws`
+- WebSocket endpoint: `/`
 - All WebSocket messages are relayed to all connected clients
 
 ## Testing
 
 ```javascript
 // For TLS enabled (default config)
-const ws = new WebSocket('wss://localhost:8443/ws');
+const ws = new WebSocket('wss://localhost:8443/');
 // For HTTP only
-// const ws = new WebSocket('ws://localhost:8443/ws');
+// const ws = new WebSocket('ws://localhost:8443/');
 ws.onmessage = (event) => console.log('Received:', event.data);
 ws.send('Hello from client!');
 ```
\ No newline at end of file
diff --git a/main.go b/main.go
index a92bb75..9c5fb16 100644
--- a/main.go
+++ b/main.go
@@ -1,6 +1,7 @@
 package main
 
 import (
+	"flag"
 	"fmt"
 	"log"
 	"net/http"
@@ -11,7 +12,10 @@ import (
 )
 
 func main() {
-	cfg, err := config.Load("config.yaml")
+	configFile := flag.String("config-file", "config.yaml", "Path to configuration file")
+	flag.Parse()
+
+	cfg, err := config.Load(*configFile)
 	if err != nil {
 		log.Fatal("Failed to load config:", err)
 	}