diff --git a/testsuite/src/main/java/io/netty/testsuite/transport/socket/SocketTestPermutation.java b/testsuite/src/main/java/io/netty/testsuite/transport/socket/SocketTestPermutation.java
index a56719decf..3bf9883c35 100644
--- a/testsuite/src/main/java/io/netty/testsuite/transport/socket/SocketTestPermutation.java
+++ b/testsuite/src/main/java/io/netty/testsuite/transport/socket/SocketTestPermutation.java
@@ -44,7 +44,7 @@ import java.util.List;
 
 public class SocketTestPermutation {
 
-    static final String BAD_HOST = SystemPropertyUtil.get("io.netty.testsuite.badHost", "netty.io");
+    static final String BAD_HOST = SystemPropertyUtil.get("io.netty.testsuite.badHost", "198.51.100.254");
     static final int BAD_PORT = SystemPropertyUtil.getInt("io.netty.testsuite.badPort", 65535);
 
     static {