diff --git a/PurePhysicist/PurePhysicist.iOS/PurePhysicist.iOS.csproj b/PurePhysicist/PurePhysicist.iOS/PurePhysicist.iOS.csproj
index 4742073..dc893a6 100644
--- a/PurePhysicist/PurePhysicist.iOS/PurePhysicist.iOS.csproj
+++ b/PurePhysicist/PurePhysicist.iOS/PurePhysicist.iOS.csproj
@@ -157,7 +157,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Xamarin.Forms" Version="4.7.0.1260" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="Xamarin.Essentials" Version="1.5.3.2" />
   </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath)\Xamarin\iOS\Xamarin.iOS.CSharp.targets" />
diff --git a/PurePhysicist/PurePhysicist/PurePhysicist.csproj b/PurePhysicist/PurePhysicist/PurePhysicist.csproj
index adbcf81..8ddadea 100644
--- a/PurePhysicist/PurePhysicist/PurePhysicist.csproj
+++ b/PurePhysicist/PurePhysicist/PurePhysicist.csproj
@@ -216,7 +216,7 @@
     </PackageReference>
     <PackageReference Include="Xamarin.Forms" Version="4.7.0.1260" />  
     <PackageReference Include="Xamarin.Essentials" Version="1.5.3.2" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>