diff --git a/src/Hazelcast.Net.Win32/Hazelcast.Net.Win32.csproj b/src/Hazelcast.Net.Win32/Hazelcast.Net.Win32.csproj
index 9d79051f1..fea92bbe1 100644
--- a/src/Hazelcast.Net.Win32/Hazelcast.Net.Win32.csproj
+++ b/src/Hazelcast.Net.Win32/Hazelcast.Net.Win32.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0;netstandard2.1;net6.0;net7.0;net8.0</TargetFrameworks>
@@ -43,8 +43,11 @@
     <!-- ContinuousIntegrationBuild is set via a dotnet pack option -->
   </PropertyGroup>
 
-  <ItemGroup>
+  <ItemGroup Condition="'$(TargetFramework)' == 'net451'">
     <PackageReference Include="System.Memory" Version="4.5.5" />
+  </ItemGroup>
+
+  <ItemGroup>
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="8.0.0" PrivateAssets="All" />
   </ItemGroup>