diff --git a/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.iOS/MonkeyFinder6000.iOS.csproj b/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.iOS/MonkeyFinder6000.iOS.csproj
index f0f4de9..c718dc6 100644
--- a/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.iOS/MonkeyFinder6000.iOS.csproj
+++ b/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.iOS/MonkeyFinder6000.iOS.csproj
@@ -158,7 +158,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json">
-      <Version>11.0.2</Version>
+      <Version>13.0.1</Version>
     </PackageReference>
     <PackageReference Include="Refractored.MvvmHelpers">
       <Version>1.3.0</Version>
diff --git a/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.csproj b/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.csproj
index 7eab9aa..8a4728f 100644
--- a/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.csproj
+++ b/2018/sessions/2018/complete-awesomeness-for-mobile-dot-net-developers/source-code/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000/MonkeyFinder6000.csproj
@@ -10,7 +10,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="Refractored.MvvmHelpers" Version="1.3.0" />
     <PackageReference Include="Xam.Plugins.Forms.ImageCircle" Version="3.0.0.5" />
     <PackageReference Include="Xamarin.Essentials" Version="0.10.0-preview" />