diff --git a/csharp/Platform.IO/Platform.IO.csproj b/csharp/Platform.IO/Platform.IO.csproj
index aafe1cd..ef3b8ec 100644
--- a/csharp/Platform.IO/Platform.IO.csproj
+++ b/csharp/Platform.IO/Platform.IO.csproj
@@ -38,7 +38,7 @@ Truncate, AppendLine, EachLine methods are added to the FileHelpers class.</Pack
 
   <ItemGroup>
     <PackageReference Include="Platform.Threading" Version="0.3.0" />
-    <PackageReference Include="Platform.Unsafe" Version="0.4.1" />
+    <PackageReference Include="Platform.Unsafe" Version="0.5.0" />
   </ItemGroup>
 
 </Project>