diff --git a/src/Microsoft.AspNet.Hosting/Program.cs b/src/Microsoft.AspNet.Hosting/Program.cs
index 18dc9f4899..e8ce97b453 100644
--- a/src/Microsoft.AspNet.Hosting/Program.cs
+++ b/src/Microsoft.AspNet.Hosting/Program.cs
@@ -22,11 +22,11 @@ namespace Microsoft.AspNet.Hosting
         {
             var config = new Configuration();
             config.AddCommandLine(args);
-            config.AddEnvironmentVariables();
             if (File.Exists(HostingIniFile))
             {
                 config.AddIniFile(HostingIniFile);
             }
+            config.AddEnvironmentVariables();
 
             var serviceCollection = new ServiceCollection();
             serviceCollection.Add(HostingServices.GetDefaultServices(config));