diff --git a/build/dependencies.props b/build/dependencies.props
index abf1981159..cfe4c20602 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -9,7 +9,7 @@
     <MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>2.2.0-preview1-34353</MicrosoftAspNetCoreBenchmarkRunnerSourcesPackageVersion>
 
     <!-- Used only in development when running the template contents directly from source -->
-    <TemplateBlazorPackageVersion>0.4.0-preview1-10300</TemplateBlazorPackageVersion>
+    <TemplateBlazorPackageVersion>0.5.0-preview1-10325</TemplateBlazorPackageVersion>
   </PropertyGroup>
 
   <Import Project="$(DotNetPackageVersionPropsPath)" Condition=" '$(DotNetPackageVersionPropsPath)' != '' " />
diff --git a/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/ExampleJsInterop.cs b/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/ExampleJsInterop.cs
index a1095d8977..a673661c7b 100644
--- a/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/ExampleJsInterop.cs
+++ b/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/ExampleJsInterop.cs
@@ -1,14 +1,15 @@
-using System;
-using Microsoft.AspNetCore.Blazor.Browser.Interop;
+using Microsoft.JSInterop;
+using System.Threading.Tasks;
 
 namespace BlazorLibrary_CSharp
 {
     public class ExampleJsInterop
     {
-        public static string Prompt(string message)
+        public static Task<string> Prompt(string message)
         {
-            return RegisteredFunction.Invoke<string>(
-                "BlazorLibrary-CSharp.ExampleJsInterop.Prompt",
+            // Implemented in exampleJsInterop.js
+            return JSRuntime.Current.InvokeAsync<string>(
+                "exampleJsFunctions.showPrompt",
                 message);
         }
     }
diff --git a/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/content/exampleJsInterop.js b/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/content/exampleJsInterop.js
index e765c02dbb..e35d0744fb 100644
--- a/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/content/exampleJsInterop.js
+++ b/src/Microsoft.AspNetCore.Blazor.Templates/content/BlazorLibrary-CSharp/content/exampleJsInterop.js
@@ -1,6 +1,8 @@
-// This file is to show how a library package may provide JavaScript interop features
+// This file is to show how a library package may provide JavaScript interop features
 // wrapped in a .NET API
 
-Blazor.registerFunction('BlazorLibrary-CSharp.ExampleJsInterop.Prompt', function (message) {
+window.exampleJsFunctions = {
+  showPrompt: function (message) {
     return prompt(message, 'Type anything here');
-});
+  }
+};