diff --git a/src/Microsoft.AspNetCore.Hosting.Abstractions/HostingAbstractionsWebHostBuilderExtensions.cs b/src/Microsoft.AspNetCore.Hosting.Abstractions/HostingAbstractionsWebHostBuilderExtensions.cs
index a2bca308d4..31bf39f009 100644
--- a/src/Microsoft.AspNetCore.Hosting.Abstractions/HostingAbstractionsWebHostBuilderExtensions.cs
+++ b/src/Microsoft.AspNetCore.Hosting.Abstractions/HostingAbstractionsWebHostBuilderExtensions.cs
@@ -155,7 +155,7 @@ namespace Microsoft.AspNetCore.Hosting
         /// <returns>The <see cref="IWebHostBuilder"/>.</returns>
         public static IWebHostBuilder PreferHostingUrls(this IWebHostBuilder hostBuilder, bool preferHostingUrls)
         {
-            return hostBuilder.UseSetting(WebHostDefaults.PreferHostingUrls, preferHostingUrls ? "true" : "false");
+            return hostBuilder.UseSetting(WebHostDefaults.PreferHostingUrlsKey, preferHostingUrls ? "true" : "false");
         }
 
         /// <summary>
diff --git a/src/Microsoft.AspNetCore.Hosting.Abstractions/WebHostDefaults.cs b/src/Microsoft.AspNetCore.Hosting.Abstractions/WebHostDefaults.cs
index 3d1dfd7ee1..a7762b113e 100644
--- a/src/Microsoft.AspNetCore.Hosting.Abstractions/WebHostDefaults.cs
+++ b/src/Microsoft.AspNetCore.Hosting.Abstractions/WebHostDefaults.cs
@@ -15,7 +15,7 @@ namespace Microsoft.AspNetCore.Hosting
         public static readonly string CaptureStartupErrorsKey = "captureStartupErrors";
         public static readonly string ServerUrlsKey = "urls";
         public static readonly string ContentRootKey = "contentRoot";
-        public static readonly string PreferHostingUrls = "preferHostingUrls";
+        public static readonly string PreferHostingUrlsKey = "preferHostingUrls";
 
         public static readonly string ShutdownTimeoutKey = "shutdownTimeoutSeconds";
     }
diff --git a/src/Microsoft.AspNetCore.Hosting/Internal/WebHostOptions.cs b/src/Microsoft.AspNetCore.Hosting/Internal/WebHostOptions.cs
index 9e960d0b03..2102706069 100644
--- a/src/Microsoft.AspNetCore.Hosting/Internal/WebHostOptions.cs
+++ b/src/Microsoft.AspNetCore.Hosting/Internal/WebHostOptions.cs
@@ -27,7 +27,7 @@ namespace Microsoft.AspNetCore.Hosting.Internal
             WebRoot = configuration[WebHostDefaults.WebRootKey];
             ContentRootPath = configuration[WebHostDefaults.ContentRootKey];
             HostingStartupAssemblies = configuration[WebHostDefaults.HostingStartupAssembliesKey]?.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries) ?? new string[0];
-            PreferHostingUrls = ParseBool(configuration, WebHostDefaults.PreferHostingUrls);
+            PreferHostingUrls = ParseBool(configuration, WebHostDefaults.PreferHostingUrlsKey);
 
             var timeout = configuration[WebHostDefaults.ShutdownTimeoutKey];
             if (!string.IsNullOrEmpty(timeout)