diff --git a/pymodbus/server/simulator/http_server.py b/pymodbus/server/simulator/http_server.py
index 02e3c4ea9..1d6bae338 100644
--- a/pymodbus/server/simulator/http_server.py
+++ b/pymodbus/server/simulator/http_server.py
@@ -118,7 +118,7 @@ def __init__(
         self,
         modbus_server: str = "server",
         modbus_device: str = "device",
-        http_host: str = "0.0.0.0",
+        http_host: str = "localhost",
         http_port: int = 8080,
         log_file: str = "server.log",
         json_file: str = "setup.json",