diff --git a/src/MzIO/MzIO.fsproj b/src/MzIO/MzIO.fsproj
index fa84293..962eb2a 100644
--- a/src/MzIO/MzIO.fsproj
+++ b/src/MzIO/MzIO.fsproj
@@ -72,7 +72,7 @@
     <Compile Include="AssemblyInfo.fs" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All"/>
   </ItemGroup>
 </Project>
\ No newline at end of file