diff --git a/OpenSim/Framework/ConfigSettings.cs b/OpenSim/Framework/ConfigSettings.cs
index 93efffae4b..32415e03e1 100644
--- a/OpenSim/Framework/ConfigSettings.cs
+++ b/OpenSim/Framework/ConfigSettings.cs
@@ -168,7 +168,7 @@ namespace OpenSim.Framework
         public const bool DefaultUserServerHttpSSL = false;
         public const uint DefaultMessageServerHttpPort = 8006;
         public const bool DefaultMessageServerHttpSSL = false;
-        public const uint DefaultGridServerHttpPort = 8001;
-        public const uint DefaultInventoryServerHttpPort = 8004;
+        public const uint DefaultGridServerHttpPort = 8003;
+        public const uint DefaultInventoryServerHttpPort = 8003;
     }
 }
diff --git a/OpenSim/Framework/InventoryConfig.cs b/OpenSim/Framework/InventoryConfig.cs
index f539d556d7..dd207ada1b 100644
--- a/OpenSim/Framework/InventoryConfig.cs
+++ b/OpenSim/Framework/InventoryConfig.cs
@@ -56,15 +56,15 @@ namespace OpenSim.Framework
             m_configMember.addConfigurationOption("default_inventory_server",
                                                 ConfigurationOption.ConfigurationTypes.TYPE_STRING_NOT_EMPTY,
                                                 "Default Inventory Server URI (this server's external name)",
-                                                "http://127.0.0.1:8004", false);
+                                                "http://127.0.0.1:" + ConfigSettings.DefaultInventoryServerHttpPort, false);
             m_configMember.addConfigurationOption("default_user_server",
                                                 ConfigurationOption.ConfigurationTypes.TYPE_STRING_NOT_EMPTY,
                                                 "Default User Server URI",
-                                                "http://127.0.0.1:8002", false);
+                                                "http://127.0.0.1:" + ConfigSettings.DefaultUserServerHttpPort, false);
             m_configMember.addConfigurationOption("default_asset_server",
                                                 ConfigurationOption.ConfigurationTypes.TYPE_STRING_NOT_EMPTY,
                                                 "Default Asset Server URI",
-                                                "http://127.0.0.1:8003", false);
+                                                "http://127.0.0.1:" + ConfigSettings.DefaultAssetServerHttpPort, false);
             m_configMember.addConfigurationOption("database_provider", ConfigurationOption.ConfigurationTypes.TYPE_STRING,
                                                 "DLL for database provider", "OpenSim.Data.MySQL.dll", false);
             m_configMember.addConfigurationOption("database_connect", ConfigurationOption.ConfigurationTypes.TYPE_STRING,
diff --git a/OpenSim/Tests/Clients/Grid/GridClient.cs b/OpenSim/Tests/Clients/Grid/GridClient.cs
index 8798c5ed5b..23d8593e40 100644
--- a/OpenSim/Tests/Clients/Grid/GridClient.cs
+++ b/OpenSim/Tests/Clients/Grid/GridClient.cs
@@ -55,7 +55,7 @@ namespace OpenSim.Tests.Clients.GridClient
                 new PatternLayout("%date [%thread] %-5level %logger [%property{NDC}] - %message%newline");
             log4net.Config.BasicConfigurator.Configure(consoleAppender);
 
-            string serverURI = "http://127.0.0.1:8001";
+            string serverURI = "http://127.0.0.1:" + ConfigSettings.DefaultGridServerHttpPort;
             GridServicesConnector m_Connector = new GridServicesConnector(serverURI);
 
             GridRegion r1 = CreateRegion("Test Region 1", 1000, 1000);