diff --git a/samples/SampleMVVM.Wpf/packages.config b/samples/SampleMVVM.Wpf/packages.config
index ebff97e..70fbf92 100644
--- a/samples/SampleMVVM.Wpf/packages.config
+++ b/samples/SampleMVVM.Wpf/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="10.0.1" targetFramework="net462" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net462" />
   <package id="System.Collections.Immutable" version="1.5.0" targetFramework="net462" />
   <package id="System.Reactive" version="4.1.1" targetFramework="net462" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="4.5.0" targetFramework="net462" />
diff --git a/src/NetRx.Store/NetRx.Store.csproj b/src/NetRx.Store/NetRx.Store.csproj
index 70002c8..a027782 100644
--- a/src/NetRx.Store/NetRx.Store.csproj
+++ b/src/NetRx.Store/NetRx.Store.csproj
@@ -21,7 +21,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.CSharp" Version="4.5.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.Reactive" Version="4.1.0" />
     <PackageReference Include="System.Collections.Immutable" Version="1.5.0" />
   </ItemGroup>