diff --git a/samples/SampleEffects/SampleEffects.csproj b/samples/SampleEffects/SampleEffects.csproj
index f167247..e29bbad 100644
--- a/samples/SampleEffects/SampleEffects.csproj
+++ b/samples/SampleEffects/SampleEffects.csproj
@@ -16,6 +16,6 @@
     <Folder Include="State\Selectors\" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 </Project>
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>