diff --git a/src/Firebase.Auth/Firebase.Auth.csproj b/src/Firebase.Auth/Firebase.Auth.csproj
index 3d6b196..7d1e3b3 100644
--- a/src/Firebase.Auth/Firebase.Auth.csproj
+++ b/src/Firebase.Auth/Firebase.Auth.csproj
@@ -19,6 +19,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 </Project>