diff --git a/csharp/autobuilder/Semmle.Autobuild/Semmle.Autobuild.csproj b/csharp/autobuilder/Semmle.Autobuild/Semmle.Autobuild.csproj
index 63aab3b29fbb..ed93c5e7a348 100644
--- a/csharp/autobuilder/Semmle.Autobuild/Semmle.Autobuild.csproj
+++ b/csharp/autobuilder/Semmle.Autobuild/Semmle.Autobuild.csproj
@@ -18,7 +18,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Build" Version="16.0.461" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 
   <ItemGroup>