diff --git a/gns3server/run.py b/gns3server/run.py
index 55cc1757..47f5067d 100644
--- a/gns3server/run.py
+++ b/gns3server/run.py
@@ -116,7 +116,7 @@ def parse_arguments(argv):
 
     config = Config.instance().get_section_config("Server")
     defaults = {
-        "host": config.get("host", "localhost"),
+        "host": config.get("host", "0.0.0.0"),
         "port": config.get("port", 3080),
         "ssl": config.getboolean("ssl", False),
         "certfile": config.get("certfile", ""),
diff --git a/gns3server/web/route.py b/gns3server/web/route.py
index 132e70a7..e656d45b 100644
--- a/gns3server/web/route.py
+++ b/gns3server/web/route.py
@@ -118,7 +118,7 @@ class Route(object):
         if not user:
             log.error("HTTP authentication is enabled but no username is configured")
         else:
-            log.error("Invalid authentication for username '{}'".format(user))
+            log.error("Invalid HTTP authentication for username '{}'".format(user))
 
         response = Response(request=request, route=route)
         response.set_status(401)
diff --git a/tests/test_run.py b/tests/test_run.py
index 356a2e9c..1f706847 100644
--- a/tests/test_run.py
+++ b/tests/test_run.py
@@ -71,7 +71,7 @@ def test_parse_arguments(capsys, tmpdir):
     assert "optional arguments" in out
 
     assert run.parse_arguments(["--host", "192.168.1.1"]).host == "192.168.1.1"
-    assert run.parse_arguments([]).host == "localhost"
+    assert run.parse_arguments([]).host == "0.0.0.0"
     server_config["host"] = "192.168.1.2"
     assert run.parse_arguments(["--host", "192.168.1.1"]).host == "192.168.1.1"
     assert run.parse_arguments([]).host == "192.168.1.2"