diff --git a/app-auth/GraphAppOnlyTutorial/GraphAppOnlyTutorial.csproj b/app-auth/GraphAppOnlyTutorial/GraphAppOnlyTutorial.csproj
index 3116edf..77b9a83 100644
--- a/app-auth/GraphAppOnlyTutorial/GraphAppOnlyTutorial.csproj
+++ b/app-auth/GraphAppOnlyTutorial/GraphAppOnlyTutorial.csproj
@@ -22,7 +22,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Azure.Identity" Version="1.19.0" />
+    <PackageReference Include="Azure.Identity" Version="1.21.0" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Binder" Version="10.0.5" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.5" />
     <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="10.0.5" />