diff --git a/src/Microsoft.AspNetCore.Mvc.Razor/Internal/DefaultRazorProject.cs b/src/Microsoft.AspNetCore.Mvc.Razor/Internal/DefaultRazorProject.cs
index dd49bdfb95..c814102ba7 100644
--- a/src/Microsoft.AspNetCore.Mvc.Razor/Internal/DefaultRazorProject.cs
+++ b/src/Microsoft.AspNetCore.Mvc.Razor/Internal/DefaultRazorProject.cs
@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.IO;
 using Microsoft.AspNetCore.Razor.Evolution;
 using Microsoft.Extensions.FileProviders;
+using Microsoft.Extensions.Primitives;
 
 namespace Microsoft.AspNetCore.Mvc.Razor.Internal
 {
@@ -41,6 +42,8 @@ namespace Microsoft.AspNetCore.Mvc.Razor.Internal
             return EnumerateFiles(_provider.GetDirectoryContents(path), path, "");
         }
 
+        public virtual IChangeToken Watch(string pattern) => _provider.Watch(pattern);
+
         private IEnumerable<RazorProjectItem> EnumerateFiles(IDirectoryContents directory, string basePath, string prefix)
         {
             if (directory.Exists)
diff --git a/src/Microsoft.AspNetCore.Mvc.RazorPages/DependencyInjection/MvcRazorPagesMvcCoreBuilderExtensions.cs b/src/Microsoft.AspNetCore.Mvc.RazorPages/DependencyInjection/MvcRazorPagesMvcCoreBuilderExtensions.cs
index 826f154af7..cd8e3de42f 100644
--- a/src/Microsoft.AspNetCore.Mvc.RazorPages/DependencyInjection/MvcRazorPagesMvcCoreBuilderExtensions.cs
+++ b/src/Microsoft.AspNetCore.Mvc.RazorPages/DependencyInjection/MvcRazorPagesMvcCoreBuilderExtensions.cs
@@ -3,12 +3,12 @@
 
 using System;
 using Microsoft.AspNetCore.Mvc.Abstractions;
+using Microsoft.AspNetCore.Mvc.Infrastructure;
 using Microsoft.AspNetCore.Mvc.Razor;
 using Microsoft.AspNetCore.Mvc.RazorPages;
 using Microsoft.AspNetCore.Mvc.RazorPages.Infrastructure;
 using Microsoft.AspNetCore.Mvc.RazorPages.Internal;
 using Microsoft.Extensions.DependencyInjection.Extensions;
-using Microsoft.Extensions.Options;
 
 namespace Microsoft.Extensions.DependencyInjection
 {
@@ -67,6 +67,7 @@ namespace Microsoft.Extensions.DependencyInjection
             services.TryAddSingleton<IPageHandlerMethodSelector, DefaultPageHandlerMethodSelector>();
             services.TryAddSingleton<PageResultExecutor>();
             services.TryAddSingleton<PageArgumentBinder, DefaultPageArgumentBinder>();
+            services.TryAddSingleton<IActionDescriptorChangeProvider, PageActionDescriptorChangeProvider>();
         }
     }
 }
diff --git a/src/Microsoft.AspNetCore.Mvc.RazorPages/Internal/PageActionDescriptorChangeProvider.cs b/src/Microsoft.AspNetCore.Mvc.RazorPages/Internal/PageActionDescriptorChangeProvider.cs
new file mode 100644
index 0000000000..e80fb8c6c7
--- /dev/null
+++ b/src/Microsoft.AspNetCore.Mvc.RazorPages/Internal/PageActionDescriptorChangeProvider.cs
@@ -0,0 +1,22 @@
+// Copyright (c) .NET Foundation. All rights reserved.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+using Microsoft.AspNetCore.Mvc.Infrastructure;
+using Microsoft.AspNetCore.Mvc.Razor.Internal;
+using Microsoft.AspNetCore.Razor.Evolution;
+using Microsoft.Extensions.Primitives;
+
+namespace Microsoft.AspNetCore.Mvc.RazorPages.Internal
+{
+    public class PageActionDescriptorChangeProvider : IActionDescriptorChangeProvider
+    {
+        private readonly RazorProject _razorProject;
+
+        public PageActionDescriptorChangeProvider(RazorProject razorProject)
+        {
+            _razorProject = razorProject;
+        }
+
+        public IChangeToken GetChangeToken() => ((DefaultRazorProject)_razorProject).Watch("**/*.cshtml");
+    }
+}