diff --git a/Benchmark/BenchmarkOfNetFramework/packages.config b/Benchmark/BenchmarkOfNetFramework/packages.config
index 2292874..dcdc5bb 100644
--- a/Benchmark/BenchmarkOfNetFramework/packages.config
+++ b/Benchmark/BenchmarkOfNetFramework/packages.config
@@ -7,7 +7,7 @@
   <package id="GrapeCity.Documents.Imaging" version="3.0.0.414" targetFramework="net461" />
   <package id="GrapeCity.Documents.Pdf" version="3.0.0.414" targetFramework="net461" />
   <package id="Microsoft.CSharp" version="4.5.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="Portable.BouncyCastle" version="1.8.2" targetFramework="net461" />
   <package id="System.Buffers" version="4.4.0" targetFramework="net461" />
   <package id="System.Memory" version="4.5.0" targetFramework="net461" />