diff --git a/src/MockHttpClient/MockHttpClient.csproj b/src/MockHttpClient/MockHttpClient.csproj
index de06c6e..9bdb758 100644
--- a/src/MockHttpClient/MockHttpClient.csproj
+++ b/src/MockHttpClient/MockHttpClient.csproj
@@ -13,7 +13,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.Xml.XmlSerializer" Version="4.3.0" />
   </ItemGroup>