diff --git a/src/ParserLib.Klei/ParserLib.Klei.csproj b/src/ParserLib.Klei/ParserLib.Klei.csproj
index 464cc00..84762d2 100644
--- a/src/ParserLib.Klei/ParserLib.Klei.csproj
+++ b/src/ParserLib.Klei/ParserLib.Klei.csproj
@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="DotNetZip" Version="1.16.0" />
-    <PackageReference Include="Microsoft.CSharp" Version="4.6.0-preview7.19362.9" />
+    <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
   </ItemGroup>