diff --git a/README.md b/README.md
index 9c4d118..294614a 100755
--- a/README.md
+++ b/README.md
@@ -242,7 +242,7 @@ $sub = $epayco->subscriptions->charge(array(
   "address" => "cr 44 55 66",
   "phone"=> "2550102",
   "cell_phone"=> "3010000001",
-  "ip" => "190.000.000.000"  // This is the client's IP, it is required
+  "ip" => "190.000.000.000",  // This is the client's IP, it is required
   "idSubscription" => "idSubscription"
 ));
 ```