diff --git a/src/main/java/com/epita/guereza/Main.java b/src/main/java/com/epita/guereza/Main.java
index 70c2c3b..78e40e6 100644
--- a/src/main/java/com/epita/guereza/Main.java
+++ b/src/main/java/com/epita/guereza/Main.java
@@ -24,7 +24,7 @@ public class Main {
 
     public static void main(String[] args) {
         if (args.length != 2) {
-            System.out.println("usage: ./bin [crawler | indexer | store | server] server_url");
+            System.out.println("usage: ./bin [crawler | indexer | store | server] SERVER_HOST");
             exit(1);
         }