diff --git a/src/Common/Common.csproj b/src/Common/Common.csproj
index f4a55316..625f7fab 100644
--- a/src/Common/Common.csproj
+++ b/src/Common/Common.csproj
@@ -23,7 +23,6 @@
     <AssemblyName>$(RootNamespace)</AssemblyName>
     <IsPackable>false</IsPackable>
     <IsPublishable>false</IsPublishable>
-
   </PropertyGroup>
 
 
diff --git a/src/Common/Common.projitems b/src/Common/Common.projitems
index 8dd73dc0..49ff30a4 100644
--- a/src/Common/Common.projitems
+++ b/src/Common/Common.projitems
@@ -5,4 +5,4 @@
   <ItemGroup>
     <Compile Include="$(MSBuildThisFileDirectory)/**/*.cs" Visible=" '$(ShowCommonFiles)' == 'true' " />
   </ItemGroup>
-</Project>
+</Project>
\ No newline at end of file
diff --git a/src/Common/DiagnosticEditProperties.cs b/src/Common/DiagnosticEditProperties.cs
index 09cf5454..6f8f11d7 100644
--- a/src/Common/DiagnosticEditProperties.cs
+++ b/src/Common/DiagnosticEditProperties.cs
@@ -3,7 +3,7 @@
 
 namespace Moq.Analyzers.Common;
 
-internal record class DiagnosticEditProperties
+internal record DiagnosticEditProperties
 {
     internal static readonly string EditTypeKey = nameof(EditTypeKey);
     internal static readonly string EditPositionKey = nameof(EditPositionKey);
@@ -27,24 +27,23 @@ internal enum EditType
     /// <summary>
     /// Gets the type of edit operation to perform.
     /// </summary>
-    public EditType TypeOfEdit { get; init; }
+    internal EditType TypeOfEdit { get; init; }
 
     /// <summary>
     /// Gets the zero-based position where the edit should be applied.
     /// </summary>
-    public int EditPosition { get; init; }
+    internal int EditPosition { get; init; }
 
     /// <summary>
     /// Returns the current object as an <see cref="ImmutableDictionary{TKey, TValue}"/>.
     /// </summary>
     /// <returns>The current object as an immutable dictionary.</returns>
-    public ImmutableDictionary<string, string?> ToImmutableDictionary()
+    internal ImmutableDictionary<string, string?> ToImmutableDictionary()
     {
-        return new Dictionary<string, string?>(StringComparer.Ordinal)
-        {
-            { EditTypeKey, TypeOfEdit.ToString() },
-            { EditPositionKey, EditPosition.ToString(CultureInfo.InvariantCulture) },
-        }.ToImmutableDictionary();
+        ImmutableDictionary<string, string?>.Builder builder = ImmutableDictionary.CreateBuilder<string, string?>(StringComparer.Ordinal);
+        builder.Add(EditTypeKey, TypeOfEdit.ToString());
+        builder.Add(EditPositionKey, EditPosition.ToString(CultureInfo.InvariantCulture));
+        return builder.ToImmutable();
     }
 
     /// <summary>
@@ -53,7 +52,7 @@ internal enum EditType
     /// <param name="dictionary">The dictionary to try to convert.</param>
     /// <param name="editProperties">The output edit properties if parsing succeeded, otherwise <c>null</c>.</param>
     /// <returns><c>true</c> if parsing succeeded; <c>false</c> otherwise.</returns>
-    public static bool TryGetFromImmutableDictionary(ImmutableDictionary<string, string?> dictionary, [NotNullWhen(true)] out DiagnosticEditProperties? editProperties)
+    internal static bool TryGetFromImmutableDictionary(ImmutableDictionary<string, string?> dictionary, [NotNullWhen(true)] out DiagnosticEditProperties? editProperties)
     {
         editProperties = null;
         if (!dictionary.TryGetValue(EditTypeKey, out string? editTypeString))