diff --git a/tests/FlatBuffers.Test/FlatBuffers.Test.csproj b/tests/FlatBuffers.Test/FlatBuffers.Test.csproj
index 1247599..0f683cb 100644
--- a/tests/FlatBuffers.Test/FlatBuffers.Test.csproj
+++ b/tests/FlatBuffers.Test/FlatBuffers.Test.csproj
@@ -21,6 +21,7 @@
     <DefineConstants>TRACE;DEBUG</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
     <DebugType>pdbonly</DebugType>
@@ -29,6 +30,7 @@
     <DefineConstants>TRACE</DefineConstants>
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
+    <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
   </PropertyGroup>
   <PropertyGroup>
     <StartupObject />
@@ -38,14 +40,9 @@
     <DefineConstants>$(DefineConstants);UNSAFE_BYTEBUFFER</DefineConstants>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json">
-      <Version>12.0.3</Version>
-    </PackageReference>
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
   <ItemGroup>
-    <Reference Include="Newtonsoft.Json, Version=12.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>packages\Newtonsoft.Json.12.0.3\lib\net35\Newtonsoft.Json.dll</HintPath>
-    </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core">
     </Reference>