diff --git a/Directory.Packages.props b/Directory.Packages.props
index e9818788..1ef33aa8 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
     <CentralPackageTransitivePinningEnabled>false</CentralPackageTransitivePinningEnabled>
-    <ToolingPackagesVersion>1.1.1.4632</ToolingPackagesVersion>
+    <ToolingPackagesVersion>1.1.1.5400</ToolingPackagesVersion>
     <AccessToNugetFeed>false</AccessToNugetFeed>
     <RestoreSources>
       https://api.nuget.org/v3/index.json;
diff --git a/EssentialCSharp.Web.Tests/SiteMappingTests.cs b/EssentialCSharp.Web.Tests/SiteMappingTests.cs
index e3c753ac..cb2c8f52 100644
--- a/EssentialCSharp.Web.Tests/SiteMappingTests.cs
+++ b/EssentialCSharp.Web.Tests/SiteMappingTests.cs
@@ -6,6 +6,7 @@ public class SiteMappingTests
 {
     static SiteMapping HelloWorldSiteMapping => new(
             keys: ["hello-world"],
+            primaryKey: "hello-world",
             pagePath:
             [
                 "Chapters",
@@ -24,6 +25,7 @@ public class SiteMappingTests
 
     static SiteMapping CSyntaxFundamentalsSiteMapping => new(
             keys: ["c-syntax-fundamentals"],
+            primaryKey: "c-syntax-fundamentals",
             pagePath:
             [
                 "Chapters",