diff --git a/PingCastle/PingCastle.csproj b/PingCastle/PingCastle.csproj
index cbd935a..cd2d112 100644
--- a/PingCastle/PingCastle.csproj
+++ b/PingCastle/PingCastle.csproj
@@ -125,6 +125,7 @@
 
   <!-- Build Tools -->
   <ItemGroup>
+    <PackageReference Include="Microsoft.Bcl.Memory" Version="9.0.14" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>