diff --git a/zulip-csharp/zulip-csharp.csproj b/zulip-csharp/zulip-csharp.csproj
index 48a5fb7..5025548 100644
--- a/zulip-csharp/zulip-csharp.csproj
+++ b/zulip-csharp/zulip-csharp.csproj
@@ -26,7 +26,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.CSharp" Version="4.5.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="RestSharp" Version="106.6.9" />
   </ItemGroup>