diff --git a/CSum.FK/CSum.Util/packages.config b/CSum.FK/CSum.Util/packages.config
index 47060ea..8df8687 100644
--- a/CSum.FK/CSum.Util/packages.config
+++ b/CSum.FK/CSum.Util/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 
 <packages>
-	<package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
+	<package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
 </packages>
\ No newline at end of file