diff --git a/BasicBlockChain.Core/BasicBlockChain.Core.csproj b/BasicBlockChain.Core/BasicBlockChain.Core.csproj
index 139fb72..4749761 100644
--- a/BasicBlockChain.Core/BasicBlockChain.Core.csproj
+++ b/BasicBlockChain.Core/BasicBlockChain.Core.csproj
@@ -39,8 +39,8 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Xml" />
-    <Reference Include="VAR.Json, Version=1.1.1.36534, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\VAR.Json.1.1.1.36534\lib\net461\VAR.Json.dll</HintPath>
+    <Reference Include="VAR.Json, Version=1.2.0.1065, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\VAR.Json.1.2.0.1065\lib\net461\VAR.Json.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/BasicBlockChain.Core/packages.config b/BasicBlockChain.Core/packages.config
index 35bfb31..7528811 100644
--- a/BasicBlockChain.Core/packages.config
+++ b/BasicBlockChain.Core/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="VAR.Json" version="1.1.1.36534" targetFramework="net48" />
+  <package id="VAR.Json" version="1.2.0.1065" targetFramework="net48" />
 </packages>
\ No newline at end of file
diff --git a/BasicBlockChain/BasicBlockChain.csproj b/BasicBlockChain/BasicBlockChain.csproj
index 174d2f9..f61f646 100644
--- a/BasicBlockChain/BasicBlockChain.csproj
+++ b/BasicBlockChain/BasicBlockChain.csproj
@@ -50,8 +50,8 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Xml" />
-    <Reference Include="VAR.Json, Version=1.1.1.36534, Culture=neutral, processorArchitecture=MSIL">
-      <HintPath>..\packages\VAR.Json.1.1.1.36534\lib\net461\VAR.Json.dll</HintPath>
+    <Reference Include="VAR.Json, Version=1.2.0.1065, Culture=neutral, processorArchitecture=MSIL">
+      <HintPath>..\packages\VAR.Json.1.2.0.1065\lib\net461\VAR.Json.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>
@@ -64,9 +64,6 @@
     <Compile Include="Program.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="packages.config" />
-  </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\BasicBlockChain.Core\BasicBlockChain.Core.csproj">
       <Project>{919bc116-c8fc-4b65-b742-226b38437c48}</Project>
@@ -81,5 +78,8 @@
   <ItemGroup>
     <Content Include="blocks.ico" />
   </ItemGroup>
+  <ItemGroup>
+    <None Include="packages.config" />
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>
\ No newline at end of file
diff --git a/BasicBlockChain/packages.config b/BasicBlockChain/packages.config
index 35bfb31..7528811 100644
--- a/BasicBlockChain/packages.config
+++ b/BasicBlockChain/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="VAR.Json" version="1.1.1.36534" targetFramework="net48" />
+  <package id="VAR.Json" version="1.2.0.1065" targetFramework="net48" />
 </packages>
\ No newline at end of file