diff --git a/Tags/v1.1/SharpMap/packages.config b/Tags/v1.1/SharpMap/packages.config
index f5bd00de..e9984324 100644
--- a/Tags/v1.1/SharpMap/packages.config
+++ b/Tags/v1.1/SharpMap/packages.config
@@ -6,7 +6,7 @@
   <package id="GeoAPI" version="1.7.2" targetFramework="net40-Client" />
   <package id="NetTopologySuite" version="1.13.2" targetFramework="net40-Client" />
   <package id="NetTopologySuite.IO" version="1.13.2" targetFramework="net40-Client" />
-  <package id="Newtonsoft.Json" version="4.5.11" targetFramework="net40-Client" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net40-Client" />
   <package id="ProjNET4GeoAPI" version="1.3.0.3" targetFramework="net40-Client" />
   <package id="System.Data.SQLite.MSIL" version="1.0.86.0" targetFramework="net40-Client" />
 </packages>
\ No newline at end of file