diff --git a/Chapter8/TripLog/TripLog.Android/TripLog.Android.csproj b/Chapter8/TripLog/TripLog.Android/TripLog.Android.csproj
index 22b182d..aa3b3c2 100644
--- a/Chapter8/TripLog/TripLog.Android/TripLog.Android.csproj
+++ b/Chapter8/TripLog/TripLog.Android/TripLog.Android.csproj
@@ -61,7 +61,7 @@
       <Version>3.3.1</Version>
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json">
-      <Version>12.0.3</Version>
+      <Version>13.0.2</Version>
     </PackageReference>
     <PackageReference Include="akavache">
       <Version>6.9.10</Version>
diff --git a/Chapter8/TripLog/TripLog.iOS/TripLog.iOS.csproj b/Chapter8/TripLog/TripLog.iOS/TripLog.iOS.csproj
index 46ac9a5..57fea84 100644
--- a/Chapter8/TripLog/TripLog.iOS/TripLog.iOS.csproj
+++ b/Chapter8/TripLog/TripLog.iOS/TripLog.iOS.csproj
@@ -132,7 +132,7 @@
       <Version>3.3.1</Version>
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json">
-      <Version>12.0.3</Version>
+      <Version>13.0.2</Version>
     </PackageReference>
     <PackageReference Include="akavache">
       <Version>6.9.10</Version>
diff --git a/Chapter8/TripLog/TripLog/TripLog.csproj b/Chapter8/TripLog/TripLog/TripLog.csproj
index efb3021..fcb9447 100644
--- a/Chapter8/TripLog/TripLog/TripLog.csproj
+++ b/Chapter8/TripLog/TripLog/TripLog.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Xamarin.Essentials" Version="1.3.1" />
     <PackageReference Include="Xamarin.Forms.Maps" Version="4.4.0.991265" />
     <PackageReference Include="Portable.Ninject" Version="3.3.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="akavache" Version="6.9.10" />
     <PackageReference Include="Xamarin.Auth" Version="1.7.0" />
   </ItemGroup>