diff --git a/src/NPascalCoin/NPascalCoin.csproj b/src/NPascalCoin/NPascalCoin.csproj
index 590b0cb..1312e37 100644
--- a/src/NPascalCoin/NPascalCoin.csproj
+++ b/src/NPascalCoin/NPascalCoin.csproj
@@ -22,7 +22,7 @@
     <None Remove="SafeBox\**" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="Portable.BouncyCastle" Version="1.8.9" />
     <PackageReference Include="Sphere10.Framework" Version="2.0.2" />
   </ItemGroup>
diff --git a/src/NPascalCoin/packages.config b/src/NPascalCoin/packages.config
index 5aa7713..ef1497d 100644
--- a/src/NPascalCoin/packages.config
+++ b/src/NPascalCoin/packages.config
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net46" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net46" />
 </packages>
\ No newline at end of file