diff --git a/src/MaksIT.Core/Abstractions/Webapi/PatchRequestModelBase.cs b/src/MaksIT.Core/Abstractions/Webapi/PatchRequestModelBase.cs
index 35be9b2..19be0f1 100644
--- a/src/MaksIT.Core/Abstractions/Webapi/PatchRequestModelBase.cs
+++ b/src/MaksIT.Core/Abstractions/Webapi/PatchRequestModelBase.cs
@@ -16,7 +16,15 @@ public abstract class PatchRequestModelBase : RequestModelBase {
     .Where(prop => prop.Name != nameof(Operations))
     .Any(prop => prop.GetValue(this) != null);
 
+  /// <summary>
+  /// Attempts to retrieve the patch operation associated with the specified property name (case insensitive).
+  /// </summary>
+  /// <param name="propertyName">The name of the property for which to retrieve the patch operation.</param>
+  /// <param name="operation">When this method returns, contains the patch operation associated with the specified property name, if the key is found; otherwise, null.</param>
+  /// <returns>true if the patch operation is found; otherwise, false.</returns>
   public bool TryGetOperation(string propertyName, [NotNullWhen(true)] out PatchOperation? operation) {
+    propertyName = propertyName.ToLower();
+
     if (Operations == null) {
       operation = null;
       return false;
diff --git a/src/MaksIT.Core/MaksIT.Core.csproj b/src/MaksIT.Core/MaksIT.Core.csproj
index 79504d9..7b96e24 100644
--- a/src/MaksIT.Core/MaksIT.Core.csproj
+++ b/src/MaksIT.Core/MaksIT.Core.csproj
@@ -8,7 +8,7 @@
 
     <!-- NuGet package metadata -->
     <PackageId>MaksIT.Core</PackageId>
-    <Version>1.2.6</Version>
+    <Version>1.2.7</Version>
     <Authors>Maksym Sadovnychyy</Authors>
     <Company>MAKS-IT</Company>
     <Product>MaksIT.Core</Product>