diff --git a/demo/DemoClient.csproj b/demo/DemoClient.csproj
index b0765ff..676bb04 100644
--- a/demo/DemoClient.csproj
+++ b/demo/DemoClient.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="4.5.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\src\BitcoinLib\BitcoinLib.csproj" />
diff --git a/src/BitcoinLib/BitcoinLib.csproj b/src/BitcoinLib/BitcoinLib.csproj
index fe25975..b69add1 100644
--- a/src/BitcoinLib/BitcoinLib.csproj
+++ b/src/BitcoinLib/BitcoinLib.csproj
@@ -14,6 +14,6 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="4.5.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 </Project>