diff --git a/tokenizers/CsharpTokenizer/CsharpTokenizer/CsharpTokenizer.csproj b/tokenizers/CsharpTokenizer/CsharpTokenizer/CsharpTokenizer.csproj
index 3ebb472..583b6e7 100644
--- a/tokenizers/CsharpTokenizer/CsharpTokenizer/CsharpTokenizer.csproj
+++ b/tokenizers/CsharpTokenizer/CsharpTokenizer/CsharpTokenizer.csproj
@@ -7,7 +7,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="2.9.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
 </Project>