diff --git a/csharp/Platform.Random/Platform.Random.csproj b/csharp/Platform.Random/Platform.Random.csproj
index 7701c96..9fdc245 100644
--- a/csharp/Platform.Random/Platform.Random.csproj
+++ b/csharp/Platform.Random/Platform.Random.csproj
@@ -4,7 +4,7 @@
     <Description>LinksPlatform's Platform.Random Class Library</Description>
     <Copyright>Konstantin Diachenko</Copyright>
     <AssemblyTitle>Platform.Random</AssemblyTitle>
-    <VersionPrefix>0.3.0</VersionPrefix>
+    <VersionPrefix>0.4.0</VersionPrefix>
     <Authors>Konstantin Diachenko</Authors>
     <TargetFramework>net8</TargetFramework>
     <AssemblyName>Platform.Random</AssemblyName>
@@ -23,7 +23,7 @@
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <LangVersion>latest</LangVersion>
-    <PackageReleaseNotes>Update target framework from net7 to net8.</PackageReleaseNotes>
+    <PackageReleaseNotes>Replace custom Random instance with Random.Shared from .NET 6+ for improved thread safety and performance.</PackageReleaseNotes>
     <Nullable>enable</Nullable>
   </PropertyGroup>
 
diff --git a/csharp/Platform.Random/RandomHelpers.cs b/csharp/Platform.Random/RandomHelpers.cs
index 93655b0..7e40c18 100644
--- a/csharp/Platform.Random/RandomHelpers.cs
+++ b/csharp/Platform.Random/RandomHelpers.cs
@@ -7,9 +7,9 @@ namespace Platform.Random
     public static class RandomHelpers
     {
         /// <summary>
-        /// <para>Returns the pseudorandom number generator that is using the time of the first access to this field as seed.</para>
-        /// <para>Возвращает генератор псевдослучайных чисел использующий в качестве seed время первого обращения к этому полю.</para>
+        /// <para>Returns the shared, thread-safe pseudorandom number generator from .NET 6+.</para>
+        /// <para>Возвращает разделяемый, потокобезопасный генератор псевдослучайных чисел из .NET 6+.</para>
         /// </summary>
-        public static readonly System.Random Default = new System.Random(System.DateTime.UtcNow.Ticks.GetHashCode());
+        public static System.Random Default => System.Random.Shared;
     }
 }