diff --git a/CardReaderService/CardReaderService/CardReaderService.csproj b/CardReaderService/CardReaderService/CardReaderService.csproj
index b2fd0d4..371c472 100644
--- a/CardReaderService/CardReaderService/CardReaderService.csproj
+++ b/CardReaderService/CardReaderService/CardReaderService.csproj
@@ -39,7 +39,7 @@
       <Private>True</Private>
     </Reference>
     <Reference Include="PCSC, Version=4.2.0.0, Culture=neutral, PublicKeyToken=13b76e54a2ee80a7, processorArchitecture=MSIL">
-      <HintPath>..\packages\PCSC.4.2.0\lib\net40\PCSC.dll</HintPath>
+      <HintPath>..\packages\PCSC.3.6.0\lib\net40\pcsc-sharp.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
diff --git a/CardReaderService/CardReaderService/DataCenterHelper.cs b/CardReaderService/CardReaderService/DataCenterHelper.cs
index 6180064..3cfe5a1 100644
--- a/CardReaderService/CardReaderService/DataCenterHelper.cs
+++ b/CardReaderService/CardReaderService/DataCenterHelper.cs
@@ -43,6 +43,7 @@ namespace CardReaderService
 
     public class CardDataPost
     {
+        public DateTime UtcTimeStamp { get; set; }
         public string CardUId { get; set; }
     }
 }
diff --git a/CardReaderService/CardReaderService/packages.config b/CardReaderService/CardReaderService/packages.config
index 9067d0d..08418a9 100644
--- a/CardReaderService/CardReaderService/packages.config
+++ b/CardReaderService/CardReaderService/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="10.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net45" />
   <package id="PCSC" version="4.2.0" targetFramework="net45" />
 </packages>
\ No newline at end of file
diff --git a/CardReaderService/CardReaderServiceHost/packages.config b/CardReaderService/CardReaderServiceHost/packages.config
index 4ffc59b..93b0be8 100644
--- a/CardReaderService/CardReaderServiceHost/packages.config
+++ b/CardReaderService/CardReaderServiceHost/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="10.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net45" />
 </packages>
\ No newline at end of file