diff --git a/example/src/main/java/io/netty/example/sctp/NioSctpEchoClient.java b/example/src/main/java/io/netty/example/sctp/NioSctpEchoClient.java
index b76371d325..f7fc649d54 100644
--- a/example/src/main/java/io/netty/example/sctp/NioSctpEchoClient.java
+++ b/example/src/main/java/io/netty/example/sctp/NioSctpEchoClient.java
@@ -86,7 +86,7 @@ public class NioSctpEchoClient {
         }
 
         // Parse options.
-        final String host = "localhost";
+        final String host = args[0];
         final int port = Integer.parseInt(args[1]);
         final int firstMessageSize;
         if (args.length == 3) {
diff --git a/example/src/main/java/io/netty/example/sctp/OioSctpEchoClient.java b/example/src/main/java/io/netty/example/sctp/OioSctpEchoClient.java
index fed754aa35..0036b82091 100644
--- a/example/src/main/java/io/netty/example/sctp/OioSctpEchoClient.java
+++ b/example/src/main/java/io/netty/example/sctp/OioSctpEchoClient.java
@@ -77,16 +77,16 @@ public class OioSctpEchoClient {
 
     public static void main(String[] args) throws Exception {
         // Print usage if no argument is specified.
-/*        if (args.length < 2 || args.length > 3) {
+        if (args.length < 2 || args.length > 3) {
             System.err.println(
                     "Usage: " + OioSctpEchoClient.class.getSimpleName() +
                             " <host> <port> [<first message size>]");
             return;
-        }*/
+        }
 
         // Parse options.
-        final String host = "localhost";
-        final int port = 2556;
+        final String host = args[0];
+        final int port = Integer.parseInt(args[1]);
         final int firstMessageSize;
         if (args.length == 3) {
             firstMessageSize = Integer.parseInt(args[2]);