diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
index 8a7fce7..898c573 100644
--- a/.github/copilot-instructions.md
+++ b/.github/copilot-instructions.md
@@ -24,7 +24,7 @@
 - Use `nameof` instead of string literals when referring to member names.
 - Prefer `?.` if applicable (e.g. `scope?.Dispose()`).
 - Use `ObjectDisposedException.ThrowIf` where applicable.
-- Use `ArgumentNullException.ThrowIfNull` to validate input paramters.
+- Use `ArgumentNullException.ThrowIfNull` to validate input parameters.
 - If you add new code files, ensure they are listed in the csproj file (if other files in that folder are listed there) so they build.
 
 ### Nullable Reference Types
diff --git a/SqlDatabaseVectorSearch/SqlDatabaseVectorSearch.csproj b/SqlDatabaseVectorSearch/SqlDatabaseVectorSearch.csproj
index 2ce4f7d..33ef0b6 100644
--- a/SqlDatabaseVectorSearch/SqlDatabaseVectorSearch.csproj
+++ b/SqlDatabaseVectorSearch/SqlDatabaseVectorSearch.csproj
@@ -30,7 +30,7 @@
         <PackageReference Include="MinimalHelpers.Routing.Analyzers" Version="1.2.2" />
         <PackageReference Include="PdfPig" Version="0.1.11" />
         <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" Version="9.0.3" />
-        <PackageReference Include="TinyHelpers.AspNetCore" Version="4.1.2" />
+        <PackageReference Include="TinyHelpers.AspNetCore" Version="4.1.3" />
     </ItemGroup>
 
 </Project>
diff --git a/SqlDatabaseVectorSearch/appsettings.json b/SqlDatabaseVectorSearch/appsettings.json
index 4da4228..fbe05b7 100644
--- a/SqlDatabaseVectorSearch/appsettings.json
+++ b/SqlDatabaseVectorSearch/appsettings.json
@@ -6,7 +6,7 @@
         "ChatCompletion": {
             "Endpoint": "",
             "Deployment": "",
-            "ModelId": "", // gpt-4.1, gpt-4.1-mini, gpt-4.1-nano, gpt-4o, gpt-4o-mini, gpt-4, gpt-3.5 
+            "ModelId": "", // gpt-4o, gpt-4, gpt-3.5, etc. Note that for gpt-4.1 models, the ModelId must be set to gpt-4o.
             "ApiKey": ""
         },
         "Embedding": {