diff --git a/Build/CI/OpenTK/packages.config b/Build/CI/OpenTK/packages.config
index 7de3d9c7..bfee5e5d 100644
--- a/Build/CI/OpenTK/packages.config
+++ b/Build/CI/OpenTK/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="8.0.3" targetFramework="net451" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net451" />
   <package id="OpenTK" version="1.1.2225.0" targetFramework="net451" />
   <package id="NUnit" version="3.2.1" targetFramework="net451" />
   <package id="YamlDotNet.Signed" version="3.8.0" targetFramework="net451" />